ErrLookup › xai-org/x-algorithm
xai-org/x-algorithm
Algorithm powering the For You feed on X · Rust · 1,720 source files
Analyzed at 24c60942c5 on 2026-08-28. 436 documented errors.
| Code / Message | Type | Severity | Tags |
|---|---|---|---|
| type checking expression %s failed: invalid argument type: e | validation | error | cuda, assertion, runtime-error, embedding, gpu-memory |
| ASTNode %s expected %d arguments, %d passed. | validation | error | cuda, cub, out-of-memory, sort, scratch-memory, unique |
| ASTNode %s expected %d to %d arguments, %d passed. | validation | critical | cuda, runtime-error, gpu-memory, driver, cuda-api |
| type checking expression %s failed: invalid argument type: % | validation | error | cuda, assertion, runtime-error, xla, validation |
| type checking expression %s failed: expects %d arguments, %d | validation | error | cuda, thrust, allocator, out-of-memory, scratch-memory, cub |
| unrecognized function name: | validation | error | botmaker, compiler, unknown-function, semantic-check |
| class to be imported has to be either a TBase or ThriftStruc | validation | error | botmaker, import, thrift, type-check |
| cannot find class %s | validation | error | botmaker, classpath, class-not-found, import |
| function passed to Foldl() returns %s but seed value is a %s | validation | error | botmaker, foldl, type-mismatch |
| Foldl1 is expected to return %s but passed function returns | validation | error | botmaker, foldl1, type-mismatch |
| Sort is expected to return %s but passed function returns %s | validation | error | botmaker, sort, type-mismatch, comparator |
| Sort expects a collection of %s objects, but gets %s | validation | error | botmaker, sort, comparable, type-check |
| block body cannot be empty | validation | error | botmaker, block, empty-body |
| Cannot assign SYMBOL type to variable | validation | error | botmaker, variable-assignment, symbol-type |
| Recursive invocation of derived feature function %s is prohi | validation | error | botmaker, derived-feature, recursion |
| %s is not a derived feature function | validation | error | botmaker, derived-feature, undefined-reference |
| Derived Feature %s has %d parameters, received %d | validation | error | botmaker, derived-feature, arity, arguments |
| Parameter #%d of %s should be %s, received %s instead | validation | error | botmaker, derived-feature, type-mismatch, arguments |
| Mock function expects either 1 or 3 arguments but %d receive | validation | error | botmaker, mock, arity, testing |
| MockPass function expects either 1 arguments but %d received | validation | error | botmaker, mockpass, arity, testing |
| MockPassAll function expects 1 arguments but %d received | validation | error | botmaker, mockpassall, arity, testing |
| TestRun function expects 1 arguments but %d received | validation | error | botmaker, testrun, arity, testing |
| Input Feature %s does not exist | validation | error | botmaker, input-feature, strict-mode, unknown-feature |
| Function '%s' does not exist | validation | error | botmaker, compiler, name-resolution, semantic-check |
| Parameter [%s] type [%s] is not compatible with the default | validation | error | botmaker, type-check, default-value, parameter |
| ASTNode return type [%s] is not compatible with the claimed | validation | error | botmaker, type-check, return-type, signature |
| There is no scope | validation | error | botmaker, scope, internal-invariant |
| variable %s cannot be defined: there is no scope | validation | error | botmaker, scope, variable-definition |
| variable %s not defined | validation | error | botmaker, name-resolution, variable, semantic-check |
| There is no type context | validation | error | botmaker, scope, type-context, internal-invariant |
| type cannot defined in root scope: %s | validation | error | botmaker, scope, import, type-alias |
| The mock for function %s is not defined. | validation | error | botmaker, mock, testing, name-resolution |
| %s %s already exists in the same scope and is defined differ | validation | error | botmaker, scope-merge, conflicting-definition |
| variable %s already exists in the same scope | validation | error | botmaker, variable, shadowing, duplicate |
| Function '%s' does not exist | validation | error | botmaker, compiler, name-resolution, semantic-check |
| StructTuple expects pairs of name and values, but a %s recei | validation | error | botmaker, struct, constructor, syntax |
| Field %s does not belong to %s | validation | error | botmaker, struct, field, schema-mismatch |
| regex match being interrupted. Tmeout: %s. | exception | error | regex, timeout, backtracking, dos-protection |
| Failed to parse DF signature '%s'%s | validation | error | parsing, antlr, signature, botmaker |
| unknown parse failure | validation | error | parsing, antlr, unknown-cause, botmaker |
| Non-optional parameter %s must be declared before optional p | validation | error | parsing, parameter-ordering, validation, botmaker |
| Duplicated argument name %s | validation | error | parsing, duplicate-parameter, validation, botmaker |
| Failed to parse Type signature '%s'%s | validation | error | parsing, type-signature, antlr, botmaker |
| Symbols are not supported in strato JSON | exception | error | serialization, strato-json, unsupported-type, symbol |
| Unsupported type %s to fingerprint. | exception | error | serialization, fingerprinting, unsupported-type |
| Unknown tag %d | exception | error | serialization, version-skew, unsupported-operation, java |
| Pairs are not supported in strato JSON | exception | error | strato-json, serialization, pairs, java |
| Tuples are not supported in strato JSON | exception | error | strato-json, tuples, serialization, java |
| StructTuples are not supported in strato JSON | exception | error | strato-json, structtuple, serialization, java |
| Thriftjava objects are not supported in strato JSON | exception | error | strato-json, thrift, thriftjava, serialization, java |
| Thrift enums are not supported in strato JSON | exception | error | strato-json, thrift-enum, serialization, java |
| Thriftscala objects are not supported in strato JSON | exception | error | strato-json, thriftscala, serialization, java |
| Failed to create serializer for ThriftStruct %s: %s | exception | error | thrift, scrooge, reflection, version-skew, semantic-check, java |
| Unsupported field type %s | exception | error | thrift, type-system, schema-validation |
| %s cannnot be converted to %s. missing field %s. | exception | error | struct-tuple, schema-validation, type-mismatch |
| %s cannnot be converted to %s. field type %s mismatch. | exception | error | struct-tuple, type-mismatch, schema-validation |
| field name %s is not found in struct tuple class %s | exception | error | struct-tuple, field-lookup, validation |
| field %s not found in the metadata of thrift class %s | exception | error | thrift, field-lookup, schema-validation |
| Unsupported field type %s | exception | error | thrift, type-system, schema-validation |
| Cannot load ThriftStruct Codec for %s: $s | exception | error | thrift, scrooge, classpath, reflection |
| Cannot load ThriftUnion fieldInfos for %s: $s | exception | error | thrift, scrooge, reflection, dependency-conflict |
| unknown struct value | exception | error | thrift, serialization, type-mismatch |
| Unsupported field type %s | exception | error | thrift, type-system, schema-validation |
| field %s not found in the metadata of thrift class %s | exception | error | thrift, field-lookup, schema-validation |
| Field %s is not defined in thrift type %s | exception | error | thrift, field-lookup, validation |
| Class %s is not assignable from %s for field %s | exception | error | thrift, type-mismatch, class-cast |
| field name %s is not an underscore followed by a number for | exception | error | tuple, field-lookup, validation |
| Cannot create StructTuple Type without a fieldName list. | exception | error | type-system, struct-tuple, api-misuse |
| col %d: Unrecognized type: %s | exception | error | parser, type-system, validation |
| col %d: Type %s received %d parameters, %d expected | exception | error | parser, type-system, arity |
| cannot find class %s | validation | error | classpath, class-not-found, thrift |
| class has to be either a TBase or ThriftStruct: %s. | validation | error | thrift, type-system, api-misuse |
| batch size must be a positive integer | validation | error | botmaker, runtime, batch-size, validation, function-failure |
| Contains expects input of String, Map, Set or Collection typ | validation | error | botmaker, semantic-check, type-mismatch, contains |
| expects at least one argument. | validation | error | botmaker, semantic-check, missing-argument, copy |
| Copy function only supports Map or StructTuple. | validation | error | botmaker, semantic-check, type-mismatch, copy |
| expects a Pair argument but get %s. | validation | error | botmaker, semantic-check, pair-argument, copy, map |
| expects <name>: <value> pairs, but a %s received | validation | error | botmaker, semantic-check, struct-tuple, pair-argument, copy |
| StructTuple field %s expects type %s, but %s received. | validation | error | botmaker, semantic-check, type-mismatch, struct-tuple, copy |
| Count expects input of String, Map or Collection types but % | validation | error | botmaker, semantic-check, type-mismatch, count |
| cannot pass empty collection to Foldl1() | exception | error | botmaker, runtime, empty-collection, fold |
| Type %s does not support index accessor | validation | error | botmaker, semantic-check, type-mismatch, index-accessor |
| expecting the input to be of String or List type but receive | validation | error | botmaker, semantic-check, type-mismatch, slice |
| Sort expects a collection of %s objects, but gets %s | validation | error | botmaker, semantic-check, type-mismatch, sort, comparable |
| StructTuple should have at least one field | validation | error | botmaker, semantic-check, missing-argument, struct-tuple |
| StructTuple expects pairs of name and values, but a %s recei | validation | error | botmaker, semantic-check, pair-argument, struct-tuple |
| The return type %s of ASTNode %s cannot be cast to type %s | validation | error | botmaker, semantic-check, type-mismatch, cast, conversion |
| Cannot convert nodes to pairs: offset = %d, nodes to convert | validation | error | botmaker, semantic-check, pair-argument, arity |
| Date String Format Error: | validation | error | botmaker, runtime, date-parsing, datetime, parse-exception |
| Assert failed | validation | error | botmaker, runtime, assert, invariant |
| Invalid numeric type (%s) | validation | error | math, type-mismatch, abs, numeric |
| type checking expression %s failed: expects 2 arguments, %d | validation | error | semantic-check, arithmetic, ast, validation |
| collection is empty | validation | error | math, max, empty-collection, aggregation |
| collection is empty | validation | error | math, min, empty-collection, aggregation |
| expecting a non-negative number for Sqrt() function but rece | validation | error | math, sqrt, domain-error, negative-value |
| expect a FieldAccessibleType, but %s received | validation | error | thrift, field-access, semantic-check, type-mismatch |
| field name %s has to be a String. | validation | error | thrift, field-name, type-mismatch, semantic-check |
| field %s expects %s type but %s received. | validation | error | thrift, type-mismatch, schema-validation, semantic-check |
| field name %s has to be a String. | validation | error | thrift, struct, field-name, type-mismatch |
| (ScoreType, Entity) ($scoreType, ${entity.toString}) not sup | validation | error | scala, simclusters, pattern-match, invalid-argument, scalding |
| SimClusters model version not supported ${modelVersion.name} | validation | error | scala, simclusters, model-version, invalid-argument |
| Job config specified EntityType.SemanticCore, but non-semant | validation | error | scala, simclusters, data-validation, entity-type, scalding |
| Argument [--entity-type] must be provided. Supported options | validation | error | scala, simclusters, cli-args, invalid-argument |
| (ScoreType, Entity) ($scoreType, ${entity.toString}) not sup | validation | error | scala, simclusters, pattern-match, invalid-argument |
| Argument [--entity-type] must be provided. Supported options | validation | error | scala, scalding, cli-args, config-parsing |
| Input user_states $str is invalid. Valid states are: " + Use | validation | error | scala, scalding, validation, cli-args, evaluation |
| Must read at least some data! | validation | error | scala, scalding, cli-args, validation, evaluation |
| Never heard of $c before! Is this a new model version? | validation | error | scala, simclusters, model-version, pattern-match |
| --$preferred (or deprecated --$deprecated) must be an intege | validation | error | scala, scalding, cli-args, parsing |
| Adhoc runs require a window: pass --date START END or --mont | validation | error | scala, scalding, date-range, cli-args |
| Did not find any files matching {file_pattern} | validation | error | python, tensorflow, dataset, file-not-found |
| backbone hash mismatch: file={actual} manifest={manifest.get | validation | critical | python, model-integrity, sha256, deployment |
| head registry hash {head_cfg.get('head_registry_hash')} != { | validation | critical | python, model-integrity, checkpoint, registry |
| head checkpoint was trained against a different backbone — r | validation | critical | python, model-integrity, backbone, checkpoint |
| head names {unknown} are not in HEAD_ORDER — refusing to sta | validation | critical | python, model-integrity, head-routing, validation |
| key mismatch vs manifest: missing={missing} extra={extra} | validation | error | python, model-loading, manifest, validation |
| {key}: got {arr.shape}/{arr.dtype}, manifest says {meta['sha | validation | error | python, model-loading, shape-mismatch, dtype |
| {key}: sha256 mismatch | validation | critical | python, model-loading, sha256, corruption |
| BDSM_CHALLENGE_SALT env var is required for challenge routin | validation | error | python, environment-variable, secrets, runtime |
| sink policy {resolved}: unknown keys {sorted(unknown)} | validation | error | python, yaml, config-validation, policy |
| unexpected head param layout {sorted(params)} (expected {sor | exception | error | python, model-loading, checkpoint, validation |
| no cached cls parquet under {split_dir} | exception | error | python, parquet, dataset, file-not-found |
| non-finite loss/grad at step {step}: loss={lv} grad_norm={gn | exception | critical | python, training, nan-loss, numerical-stability |
| Unknown model type: {clip_model_type}. Choices: {self.MODELS | validation | error | python, clip, model-type, validation |
| The value of top_feedforward specified ({top_feedforward}) d | validation | error | python, clip, pytorch, checkpoint, hyperparameter-mismatch |
| Post metadata is required | validation | error | python, data-mapping, validation, strato |
| register_task_generator expects a TaskGenerator subclass, go | validation | error | python, decorator, type-error, registry |
| {cls.__name__} must set TASK_GENERATOR_TYPE to be registered | validation | error | python, registry, configuration, class-attribute |
| Duplicate generator registration for {key!r}: {existing.__na | validation | error | python, registry, duplicate-key, configuration |
| No task generator registered for type {cfg.type!r}. Register | validation | error | python, registry, configuration, lookup-failed |
| No generators provided | validation | error | python, validation, constructor, configuration |
| All weights must be positive | validation | error | python, validation, weights, configuration |
| Task generators not started | exception | error | python, asyncio, lifecycle, runtime-state |
| Invalid Role | validation | error | python, enum, conversation, mapping |
| API key is required: set EapiModelConfig.api_key or the XAI_ | exception | critical | api-key, authentication, configuration, env-var, xai |
| Invalid message type: {type(message)=} | validation | error | type-validation, input-contract, vision, images |
| Kafka mTLS requires CA at {ca_file!r} (mount internal-ca Con | exception | critical | kafka, mtls, ssl, certificates, kubernetes, configmap |
| `clusters` must contain at least one region | validation | error | kafka, pydantic, config-validation, multi-region |
| Region {region!r} must list at least one broker | validation | error | kafka, pydantic, config-validation, brokers |
| Consumer not started | exception | error | kafka, lifecycle, asyncio, ordering |
| `clusters` must contain at least one region | validation | error | kafka, pydantic, producer, config-validation |
| Region {region!r} must list at least one broker | validation | error | kafka, pydantic, producer, brokers |
| acks must be 0, 1, or 'all', got {self.acks!r} | validation | error | kafka, producer, acks, pydantic, config-validation |
| Producer not started | exception | error | kafka, producer, lifecycle, asyncio |
| No healthy Kafka region available for topic {self.topic!r} | exception | critical | kafka, circuit-breaker, outage, producer, availability |
| ScramKafkaProducer requires an ssl config | validation | error | kafka, scram, ssl, configuration |
| Keytab file not found: {self.config.keytab_path} | exception | critical | kerberos, keytab, authentication, file-not-found, kubernetes |
| Renew interval must be greater than 0 | validation | error | kerberos, config-validation, numeric-limits |
| Attempts must be greater than 0 | validation | error | kerberos, config-validation, retries |
| Retry interval must be greater than 0 | validation | error | kerberos, config-validation, backoff |
| Kerberos renewal failed: {stderr.decode()} | exception | critical | kerberos, kinit, authentication, subprocess, renewal |
| Container is not an InputContainer: {type(container).__name_ | exception | warning | pyav, video, type-check, version-mismatch, defensive-check |
| {name}: either wily_path or static_url must be set | validation | error | service-discovery, configuration, http-client, init-validation |
| WilyNS returned no entries for {self._wily_path} | exception | error | service-discovery, wilyns, no-instances, routing |
| Invalid argument {arg!r}, not a key=value replacement and no | validation | error | config, cli, validation, xai-configlib |
| Expected bool [True, true, False, false], got {val!r} | validation | error | config, type-coercion, bool, validation |
| Got {val} for union type {ty} | validation | error | config, type-coercion, union, validation |
| Tuple {ty} has different number of arguments from given valu | validation | error | config, type-coercion, tuple, validation |
| Literal {ty} does not allow for {val!r} | validation | error | config, literal, validation, type-coercion |
| Invalid config option {kv!r}, expected format 'key=value' | validation | error | config, cli, parsing, validation |
| Invalid config {name!r}, expected format 'module.key' | validation | error | config, module-resolution, validation |
| Module {mod_name!r} does not have CONFIGS | validation | error | config, module-resolution, validation |
| Config module {mod_name!r} has no key {ver!r}. Available key | validation | error | config, key-not-found, validation |
| Module '{base_module_name}' is not a package containing conf | validation | error | config, module-resolution, package, validation |
| Checksums internally inconsistent: Mismatch in {fn} for tens | exception | critical | checkpoint, checksum, distributed, data-corruption |
| Checksum of key {key} in {fn} differs{extra}: 0x{cvalue:08x} | exception | critical | checkpoint, checksum, distributed, runtime |
| Global checksum of key {key} in {fn} differs: 0x{cchecksum:0 | exception | critical | checkpoint, checksum, data-corruption, runtime |
| Unknown domain: {domain} for {name!r} | validation | error | checkpoint, tensorstore, domain, validation |
| Tensor {name!r}: checkpoint has shape {tuple(t.shape)}, but | validation | error | checkpoint, shape-mismatch, model-loading |
| No config module found {mod_name!r} under 'xrex.configs', or | validation | error | config, import, module-resolution, traceback |
| Unused KV pairs: {k} | validation | error | config, cli, validation, unused-keys |
| Invalid config {name!r}, expected format 'module.key' where | validation | error | config, module-resolution, validation |
| No absolute config module found {mod_name!r} | validation | error | config, import, module-resolution |
| No config module {mod_name!r} found, either at the top level | validation | error | config, import, module-resolution |
| Your config needs a global variable named CONFIGS | validation | error | config, module-loading, valueerror, python |
| Config module {mod_name!r} has no key {ver!r}. Closest match | validation | error | config, lookup, typo, python |
| XAI_USER environment variable is required | validation | error | environment-variable, kafka, configuration, python |
| XAI_JOB_NAME environment variable is required | validation | error | environment-variable, kafka, configuration, python |
| XAI_CLUSTER environment variable is required | validation | error | environment-variable, kafka, configuration, python |
| enable_stale_post is unsupported on grpc_recsys, which does | validation | error | config, dataset, feature-unsupported, grpc |
| Uknown {dataset_type=}, must be one of {DATASET_TYPES} | validation | error | config, dataset, dispatch, typo, python |
| Unknown {dataset_type=}, must be one of {DATASET_TYPES} | validation | error | config, dataset, dispatch, typo, python |
| Unknown {dataset_type=} for the SID retrieval family | validation | error | config, dataset, sid, dispatch, python |
| Uknown {dataset_type=}, must be one of {DATASET_TYPES} | validation | error | config, dataset, dispatch, typo, python |
| enable_candidate_tower_linear_proj and feature_prep_enabled | validation | error | config, two-tower, mutually-exclusive-flags, validation |
| no compiled async_emb binding: xrex.cuda.async_emb.src has n | exception | critical | cuda, import-error, native-extension, build-required, async-embedding |
| the compiled async_emb extension at {async_emb_api.__file__} | exception | critical | cuda, ffi, stale-build, abi-mismatch, native-extension |
| async_emb axis {axis!r} is not a mesh axis of {mesh} | validation | error | jax, sharding, mesh-axes, distributed, async-embedding |
| async_emb requires token shards to vary across the communica | validation | error | jax, sharding, mesh-axes, distributed, async-embedding |
| async_emb requires exactly one token shard per communicator | validation | error | jax, sharding, data-parallelism, distributed, async-embedding |
| async_emb tokens_per_batch={tokens_per_batch} does not shard | validation | error | jax, sharding, batch-size, distributed, async-embedding |
| async_emb emb_width={emb_width} does not shard evenly over t | validation | error | jax, sharding, embedding-dimension, distributed, async-embedding |
| Only bfloat16 is supported for keys. | validation | error | cuda-kernel, dtype, bfloat16, top-k, retrieval |
| keys must be 1D or 2D. | validation | error | cuda-kernel, rank-validation, shape, top-k, retrieval |
| k ({k}) must be <= n ({n}) | validation | error | cuda, jax, top-k, argument-validation |
| Only int32 is supported for unique. | validation | error | cuda, jax, unique, dtype-validation |
| Only 1D arrays are supported for unique. | validation | error | cuda, jax, unique, shape-validation |
| block-sparse arrays cover {bs_num_blocks} m-tiles but the ke | validation | critical | cuda, cutedsl, flash-attention, block-sparse, shape-mismatch |
| valid_block_upper and valid_block_lower must be provided tog | validation | error | cuda, cutedsl, varlen-attention, argument-validation |
| block-sparse arrays cover {bs_num_blocks} m-tiles but the ke | validation | critical | cuda, cutedsl, varlen-attention, block-sparse, packing |
| Unsupported tcgen05 MMA op kind: {type(op).__name__} | exception | error | cuda, cutedsl, tcgen05, mma, unsupported-operation |
| {tensor_name}{context_clause} with shape {tensor.shape} cann | validation | error | pytorch, block-sparse, shape-mismatch, broadcasting |
| {name}_block_cnt and {name}_block_idx must both be provided | validation | error | pytorch, block-sparse, argument-validation |
| {name}_block tensors must have dtype torch.int32 | validation | error | pytorch, block-sparse, dtype-validation |
| {name}_block_cnt and {name}_block_idx must be on the same de | validation | error | pytorch, device-mismatch, block-sparsity, validation |
| {name}_block tensors must live on CUDA | validation | error | pytorch, cuda, block-sparsity, cpu-tensor |
| {name} must have dtype torch.int32 | validation | error | pytorch, dtype, block-sparsity, validation |
| {name} must be on the same device as block sparse tensors | validation | error | pytorch, device-mismatch, block-sparsity |
| {name} must live on CUDA | validation | error | pytorch, cuda, block-sparsity, cpu-tensor |
| Block sparse tensors{context} require BLOCK_SIZE_KV={base_n_ | validation | error | block-sparsity, config-validation, block-size |
| mask_block_cnt and mask_block_idx must be provided for block | validation | error | block-sparsity, missing-argument, validation |
| Block sparse tensors{context} require explicit sparse_block_ | validation | error | block-sparsity, config-validation, ambiguous-inference |
| Block sparse tensors{context} have block size {sparse_block_ | validation | error | block-sparsity, alignment, config-validation |
| Block sparse tensors{context} must have shapes (B, H, M) and | validation | error | block-sparsity, shape-validation, flash-attention, cuda |
| Block sparse tensors{context} {dim_name} dim must be {tgt} o | validation | error | block-sparsity, broadcasting, shape-validation |
| Block sparse tensors{context} must share the same m-block di | validation | error | block-sparsity, shape-validation, consistency |
| Block sparse tensors{context} n-block dimension must be <= { | validation | error | block-sparsity, bounds-check, sequence-length |
| Block sparse tensors{context} m-block dimension {num_m_block | validation | error | block-sparsity, block-size, configuration |
| All block sparse tensors must be on the same device | validation | error | block-sparsity, multi-gpu, device-mismatch |
| valid_block_upper and valid_block_lower must both be provide | validation | error | block-sparsity, paired-arguments, validation |
| spt must be a bool when provided | validation | error | block-sparsity, type-validation, config |
| spt requires dq_write_order to be provided | validation | error | block-sparsity, spt, missing-dependency |
| Block sparsity requires sparse_block_size[1]={n_block_size} | validation | error | block-sparsity, block-size, tile-config |
| Varlen block sparsity requires sparse_block_size[0]={base_m_ | validation | error | block-sparsity, varlen, block-size |
| Block sparsity expects sparse_block_size_q={subtile_factor * | validation | error | block-sparsity, backward, block-size, subtile |
| Block sparsity expects sparse_block_size[1]={n_block_size} t | validation | error | block-sparsity, backward, block-size, tile-config |
| Only Float16 or BFloat16 is supported | validation | error | dtype-validation, flash-attention, cuda, backward |
| dQaccum tensor must be Float32 | validation | error | dtype-validation, fp32-accumulator, flash-attention, backward |
| The layout of mdK is wrong | validation | error | layout-validation, flash-attention, sm100, tensor-strides |
| The layout of mdV is wrong | validation | error | cuda, flash-attention, layout, tcgen05, sm100 |
| Type mismatch: {self.q_dtype} != {self.k_dtype} | validation | error | dtype, flash-attention, type-mismatch, cuda |
| Type mismatch: {self.q_dtype} != {self.v_dtype} | validation | error | dtype, flash-attention, type-mismatch, cuda |
| Block sparsity + paged KV not supported on SM100 | validation | error | flash-attention, block-sparsity, paged-kv, not-implemented, sm100 |
| Unsupported CUTLASS scalar type for A/B: {cutlass_type!r} | validation | error | cutlass, tcgen05, mma, dtype, sm100 |
| Unsupported CUTLASS scalar type for accumulator: {cutlass_ty | validation | error | cutlass, tcgen05, mma, accumulator, dtype |
| M must be 64, 128 or 256 | validation | error | cutlass, tcgen05, mma, tile-shape, validation |
| N must be a multiple of 8 in the range 8…256 | validation | error | cutlass, tcgen05, mma, tile-shape, validation |
| Unexpected swizzle shift – want S==3 for M==4 | validation | error | cutlass, tcgen05, swizzle, smem-layout, validation |
| Only Swizzle<2,5,2> supported for 128B_BASE32B | validation | error | cutlass, tcgen05, swizzle, smem-layout, validation |
| Unsupported swizzle triple for UMMA smem descriptor | validation | error | cuda, cutlass, cute-dsl, umma, smem-descriptor, swizzle, blackwell |
| Not a canonical UMMA_MN Layout: Expected profile failure. | validation | error | cuda, cutlass, cute-dsl, umma, layout-validation, smem-descriptor |
| Not a canonical UMMA_MN Layout: Expected stride failure. | validation | error | cuda, cutlass, cute-dsl, umma, stride-check, smem-descriptor |
| SWIZZLE_128B_BASE32B is invalid for Major-K | validation | error | cuda, cutlass, cute-dsl, umma, fp8, blackwell, smem-descriptor |
| Not a canonical UMMA_K Layout: Expected MN-size multiple of | validation | error | cuda, cutlass, cute-dsl, umma, shape-validation, smem-descriptor |
| Not a canonical UMMA_K Layout: Expected profile failure. | validation | error | cuda, cutlass, cute-dsl, umma, layout-validation, smem-descriptor |
| Not a canonical UMMA_K Layout: Expected stride failure. | validation | error | cuda, cutlass, cute-dsl, umma, stride-check, smem-descriptor |
| not an action delay column: {column} | validation | error | python, data-pipeline, column-naming, validation, feature-engineering |
| not a partition batch file path: {batch_file_path} | validation | error | paths, hive-partition, conversion-labels, validation |
| not a parquet path: {batch_file_path} | validation | error | paths, file-extension, parquet, conversion-labels |
| sidecar {sidecar_path} missing column(s) {missing}; availabl | validation | error | parquet, schema, conversion-labels, validation |
| {name}: delay rows {mat.shape[0]} != batch rows {batch.num_r | validation | error | row-count-mismatch, conversion-labels, data-integrity |
| batch missing {ACTION_MULTIHOT_COLUMN} | validation | error | schema, conversion-labels, multihot, validation |
| batch missing newEventMask; conversion-label folding is cand | validation | error | schema, candidate-mask, conversion-labels |
| {mask_name}: seq len {is_candidate.shape[1]} != multi-hot {s | validation | error | shape-mismatch, sequence-length, conversion-labels |
| {name}: bit {idx} outside vocab {vocab} | validation | error | vocabulary, index-out-of-range, conversion-labels |
| {name}: seq len {delays.shape[1]} != multi-hot {seq_len} | validation | error | shape-mismatch, sequence-length, conversion-labels |
| window_ms must be >= 0, got {window_ms} | validation | error | argument-validation, window, conversion-labels |
| PhoenixGrpcDataset requires server_address: a gRPC address p | validation | error | configuration, grpc, required-field |
| post_sid schema invariant violated in {file_path}: expected | validation | critical | parquet, schema-invariant, sid, data-integrity |
| sidecar {sidecar} column {name} has {mat.shape[0]} rows, bat | validation | error | row-count-mismatch, sidecar, conversion-labels, data-integrity |
| Either metadata_path or index_path must be provided | validation | error | configuration, required-argument, dataset |
| resume_position is only supported in metadata mode (.valid_b | validation | error | configuration, resume, dataset, argument-combination |
| min_timestamp_ms/max_timestamp_ms require metadata mode (.va | validation | error | configuration, time-range, dataset, argument-combination |
| Cannot load metadata from {metadata_path} | validation | error | metadata, file-not-found, json, time-range |
| Index file {index_path} not found | validation | error | file-not-found, index-file, dataset |
| Error processing file {file}: {e} | validation | error | wrapper-exception, parquet, io, diagnostics |
| Parquet file {path} does not contain min_kafka_timestamp_ms | validation | error | parquet, footer-metadata, time-range, schema-validation |
| No partitions found for topic '{topic}'. Available topics: { | validation | critical | kafka, topic-not-found, metadata, config |
| num_shards must be > 0, got {num_shards} | validation | error | validation, sharding, kafka, config |
| total_partitions must be >= 0, got {total_partitions} | validation | error | validation, sharding, kafka |
| No partitions found for topic {topic}, available topics: {av | validation | critical | kafka, topic-not-found, metadata, retry |
| No offset found for {tp} at timestamp {seek_to_timestamp_ms} | validation | error | kafka, offsets, timestamp, seek |
| No offset found for {tp} at timestamp {offsets} | validation | error | kafka, offsets, seek, validation |
| No partitions found for topic {topic}, available topics: {av | validation | critical | kafka, topic-not-found, metadata, multi-consumer |
| Invalid {num_servers=} or {num_processors=} in CheckStateRes | validation | error | grpc, kafka-dispatcher, version-skew, service-state |
| Failed to get num_servers or num_processors from gRPC servic | validation | warning | grpc, defensive-check, kafka-dispatcher |
| Client registration failed: {register_response.error_message | exception | critical | grpc, kafka-dispatcher, registration, distributed |
| Expected 2D emb_table, got shape={embeddings.shape} | validation | error | shape, embedding, numpy, validation |
| Unsupported emb_table dtype: {embeddings.dtype} | validation | error | dtype, embedding, numpy, bit-cast |
| beam_width must be >= 1, got {self.beam_width}. Use --beam_w | validation | error | sid-retrieval, beam-search, config-validation, launch-flags |
| Please override this method for specific attention impl. | exception | error | attention, not-implemented, subclass-contract, jax |
| attn_impl='flash_attn' selects the fa3 training-kernel arm ( | exception | error | attention, fa3, optional-dependency, cuda, feature-unavailable |
| attn_logit_cap_method {method!r} is not supported by JaxAtte | validation | error | attention, logit-cap, enum-validation, config |
| Mask dimensionality {mask.ndim} must match logits dimensiona | validation | error | attention, mask-shape, broadcasting, jax |
| FA2 has been removed but {self.config.attn_impl=} requires i | exception | error | attention, fa2-removed, legacy-config, migration |
| Rope type {self.config.rope_type} is not supported | validation | error | rope, positional-encoding, enum-validation, config |
| FlashAttention2 has been removed. Please use fa_version='3' | exception | error | attention, fa2-removed, fa3, migration, config |
| Invalid attention implementation: {self.config.attn_impl} | validation | error | attention, enum-validation, config, typo |
| Input must not be scalar. | validation | error | linear-layer, scalar-input, shape-validation, jax |
| Unknown loss_type: {loss_type} | validation | error | loss, regression, enum-validation, config |
| `axis` should be an int, slice or iterable of ints. | validation | error | normalization, axis-argument, type-validation, jax |
| RMSNorm: when weight_decay_mask > 0 the layer is re-paramete | validation | error | normalization, weight-decay, initializer, config-constraint |
| Unknown kernel: {kernel!r} | validation | error | feature-prep, kernel, enum-validation, time-features |
| unknown scaling role: {role!r} | validation | error | feature-prep, scaling, role-validation, internal-api |
| Unknown strategy: {strategy!r} | validation | error | feature-engineering, bucketing, enum-validation, recsys |
| metric_mask_keys entries {sorted(unknown)} not in available | validation | error | metrics, mask-validation, config, recsys |
| {emb_size=} was divided into {output_vocab_size=} equal part | validation | error | embeddings, vocab-size, shape-validation, multi-hot |
| beam_width must be >= 1, got {beam_width} | validation | error | sid-retrieval, beam-search, argument-validation, inference |
| feature_prep_enabled (candidate project-then-sum) and enable | validation | error | two-tower, candidate-tower, mutually-exclusive, config-constraint |
| Unknown remat policy: {policy} | validation | error | remat, checkpointing, jax, config, not-implemented |
| Unable to create named shape with unnamed dimensions (shape: | validation | error | sharding, jax, validation, shape |
| Number of names must match number of dimensions (shape: {sha | validation | error | sharding, jax, validation, shape |
| {namespace} is already exist in ShardingContext {self.name}, | validation | error | sharding, config, duplicate-key, jax |
| Unknown named dimension: {named_dim} for namespace: {namespa | validation | error | sharding, config, jax, missing-key |
| All dumps are None | validation | error | transformer, dumps, debug, jax, layer-stack |
| `static_args` must specify a subset of `inner_factory`'s par | validation | error | optax, optimizer, hyperparameters, validation |
| unknown optim={optim!r} | validation | error | optimizer, optax, config, not-implemented |
| use_async_emb requires an embedding optimizer implementing A | validation | critical | async-embedding, optimizer, recsys, not-implemented, jax |
| fused lazy decay needs timestamped state (step/last_step) | validation | error | recsys, adagrad, optimizer, embedding, lazy-decay |
| the fused rowwise Adagrad update needs a row shard that divi | validation | error | cuda, warp, shard-width, embedding, adagrad, pallas |
| Invalid backward pass implementation: {backward_pass_impl} | validation | error | attention, pallas, mha, backward-pass, invalid-argument |
| cap_method must be in [tanh, soft_sign], got {cap_method} | validation | error | attention, pallas, logit-capping, invalid-argument, ranker |
| cap_method must be in [tanh, soft_sign] | validation | error | attention, pallas, backward, logit-capping, invalid-argument |
| Invalid backward pass implementation: {backward_pass_impl} | validation | error | jax, pallas, attention, invalid-argument |
| cap_method must be in [tanh, soft_sign, none], got {cap_meth | validation | error | jax, pallas, attention, logit-capping |
| {self.block_q=} must be a multiple of 64 | validation | error | jax, pallas, tuning-config, alignment |
| {self.block_kv=} must be a multiple of 64 | validation | error | jax, pallas, tuning-config, alignment |
| {self.max_concurrent_steps=} must be at least 2 | validation | error | jax, pallas, tuning-config, pipeline |
| Backward block sizes (block_q_dkv, block_kv_dkv, block_q_dq, | validation | error | jax, pallas, tuning-config, backward-pass |
| q, k, and v should all be 4D, got: {q.ndim=}, {k.ndim=}, {v. | validation | error | jax, pallas, attention, shape-validation |
| Expected {k.shape=} to be {kv_shape} (inferred from q) | validation | error | jax, attention, gqa, shape-validation |
| Expected {v.shape=} to be {kv_shape} (inferred from q) | validation | error | jax, attention, shape-validation |
| q, k, and v should all have the same dtype, got: {q.dtype}, | validation | error | jax, attention, dtype-validation |
| {num_q_heads=} must be divisible by and {num_kv_heads=} | validation | error | jax, attention, gqa, head-dims |
| {head_dim=} must be divisible by 64 | validation | error | jax, pallas, attention, alignment |
| Only f16 and bf16 are supported, got dtype: {dtype} | validation | error | jax, pallas, attention, dtype-validation |
| {kv_seq_len=} must be a multiple of {block_kv=} | validation | error | jax, pallas, attention, shape-validation |
| {q_seq_len=} must be a multiple of {block_q * 2=} | validation | error | jax, pallas, attention, shape-validation |
| Expected bound to have shape (4,), got {bound_arr.shape} | validation | error | jax, pallas, attention, shape-validation |
| Causal attention not supported in the backwards pass yet. | validation | critical | jax, pallas, attention, backward-pass, causal |
| Need to specify backward blocks. | validation | error | jax, pallas, attention, backward-pass, tuning-config |
| {q_seq_len=} must be a multiple of {config.block_q_dq=} * {c | validation | error | jax, pallas, attention, backward-pass, shape-validation |
| Invalid backward pass implementation: {backward_pass_impl} | validation | error | pallas, jax, tpu, attention, backward-pass, api-misuse |
| Backward block sizes (block_q_dq, block_kv_dq, block_q_dkv, | validation | error | pallas, jax, config-validation, dataclass, autotuning |
| fixed_total_len={fixed_total_len} is smaller than packed len | validation | error | pallas, jax, tpu, varlen, bucketing, static-shapes |
| cap_method must be in [tanh, soft_sign], got {cap_method} | validation | error | pallas, jax, tpu, attention, config-validation |
| cap_method must be in [tanh, soft_sign] | validation | error | pallas, jax, autodiff, attention, backward-pass |
| Unknown dataset name '{name}' in checkpoint_dataset_names. V | validation | error | config-validation, enum, retrieval, checkpoint |
| eval_bs_per_device={eval_bs} > train bs_per_device={self.bs_ | validation | error | batch-size, eval, config-validation, jax |
| Cannot remap XLA compile options device assignment: assignme | validation | error | jax, xla, aot, device-topology, cache |
| Compilation does not support serialization | validation | error | jax, aot, serialization, version-compat |
| execution_devices must be a list of xc.Device. Got: {executi | validation | error | jax, type-validation, serialization |
| Execution devices belong to a client other than `backend`. G | validation | error | jax, backend, device-mismatch, serialization |
| Compiler annotation file {file_path} not found. | exception | error | file-not-found, compiler-annotations, filesystem |
| AOT is not implemented for non-XLA lowerings. | exception | error | jax, xla, aot, not-implemented, backend |
| Lock file parent directory does not exist: {lock_file.parent | exception | error | file-lock, filesystem, cache, concurrency |
| AOT cache directory must be provided. | validation | error | config-validation, aot, cache, missing-argument |
| Cannot lower a compiled jit function. | validation | error | jax, aot, state-machine |
| Unsupported type: {type(self.jitted)}. | validation | error | jax, type-validation, aot |
| Orbax version is too old | exception | critical | orbax, version-incompatibility, checkpointing, dependency |
| concurrent_bytes must be > 0, got {concurrent_bytes} | validation | error | config-validation, checkpointing, orbax |
| Unknown GPU architecture: {arch_str} | validation | error | gpu, environment-variable, hardware-detection |
| Failed to create consumer for thread {}: {:#} | panic | critical | kafka, rust, consumer, startup, panic, rdkafka |
| Not implemented: to_thrift for KeywordMatch | panic | error | rust, thrift, serialization, codec, visibility-filtering, not-implemented |
| Not implemented: to_thrift for SafetyResult | panic | error | rust, thrift, serialization, codec, visibility-filtering, not-implemented |
| Not implemented: to_thrift for Action | panic | error | rust, thrift, serialization, codec, visibility-filtering, not-implemented |
| Not implemented: to_thrift for DropReason | panic | error | rust, thrift, serialization, codec, visibility-filtering, not-implemented |
| Not implemented: to_thrift for FilteredReason | panic | error | rust, thrift, serialization, codec, visibility-filtering, not-implemented |
| LookupContext should not be decoded from Thrift | panic | error | rust, thrift, deserialization, codec, visibility-filtering, encode-only |
| QueryFields should not be decoded from Thrift | panic | error | rust, thrift, deserialization, codec, visibility-filtering, encode-only |
| {ENV_CACHE_WARM_SAMPLE_PCT}: {error} | panic | error | rust, env-var, configuration, startup, panic, visibility-filtering |
| {misconfiguration} | panic | critical | rust, configuration, env-var, feature-flag, startup, panic, visibility-filtering |
| {ENV_GRPC_MTLS_CLIENT_CA_PATH} must be set when {ENV_GRPC_MT | validation | error | |
| pipeline variant '{}' is not yet implemented. | exception | error | |
| {metric_label} fetch failed after retries: {e} | error_code | error | rust, strato, retry-exhausted, config-fetch, anyhow |
| no user_actions | validation | error | rust, arrow, schema-mismatch, missing-column, data-validation |
| not ListArray | validation | error | rust, arrow, downcast, type-mismatch |
| not StructArray | validation | error | rust, arrow, downcast, struct-array, type-mismatch |
| Failed to create native MH client for served history: {e} | error_code | critical | manhattan, kv-store, client-init, rust, backend-unavailable |
| MH scan failed: {e} | error_code | error | manhattan, scan, timeout, rust, retryable |
| failed to serialize ServedHistory: {e} | error_code | error | thrift, serialization, schema, rust |
| MH put failed: {e} | error_code | error | manhattan, write, retryable, rust |
| MH delete failed: {e} | error_code | error | manhattan, delete, partial-failure, rust |
| --sid-endpoint is required when --pipeline={} | validation | error | cli, argument-validation, phoenix, rust |
| EmbeddingCache: no database in {} | error_code | error | lmdb, embedding-cache, empty-database, rust |
| EmbeddingCache: missing emb_dim metadata | error_code | error | lmdb, embedding-cache, metadata, version-skew, rust |
| MM_LOCAL_SNAPSHOT: failed to read {path}: {e} | error_code | warning | env-var, local-file, dev-only, parquet, rust |
| BACKEND_UNAVAILABLE | error_code | critical | stub, backend-unavailable, feature-flag, o2, rust |
| Failed to check object existence: {} | error_code | error | object-store, s3, head-request, credentials, rust |
| response.status().to_string() | error_code | error | http, strato, status-code, social-graph, rust |
| ttl=-1 | error_code | warning | strato, not-found, sentinel-response, social-graph, rust |
| {e} | error_code | error | json, parse-error, strato, schema-change, rust |
| timed out after {}s | error_code | error | grpc, xds, timeout, channel-init, rust |
| Strato error code {}: {} | error_code | warning | strato, per-item-error, visibility-filtering, partial-failure, rust |
| Rust VF filter_tweets error: {status} | error_code | error | grpc, visibility-filtering, rpc-failure, batch, rust |
| {ENV_GRPC_MTLS_SERVER_KEY_PATH} must be set | validation | error | mtls, env-var, tls, config, rust |
| {ENV_GRPC_MTLS_SERVER_CRT_PATH} must be set | validation | error | mtls, env-var, tls, partial-config, rust |
| {ENV_GRPC_MTLS_CLIENT_CA_PATH} must be set | validation | error | mtls, env-var, tls, client-ca, rust |
| none of {} LDS resources decoded as Listener | validation | error | envoy, xds, protobuf, lds |
| AIS rejected {action_name}: {message} | error_code | error | abuse-enforcement, ais, permanent-failure |
| AIS {action_name} raised deterministic {class}: {detail} | error_code | error | abuse-enforcement, ais, deterministic-exception |
InvalidInput copy_url must be host:port, got {} | validation | error | configuration, url-parsing, invalid-input |
NotFound DNS resolution returned 0 addresses for {} | error_code | error | dns, network, checkpoint-proxy |
| Request with model version ($modelVersion) and embedding typ | exception | error | simclusters, routing, config-validation, scala |
| rows must contain only 1-dim uint8 numpy arrays | validation | error | numpy, dtype, pyo3, rust-extension |
| shard_sources entry must be (name, fname, offset, size) for | validation | error | pyo3, tuple-validation, shard-loading |
| Shard {}: {} | error_code | critical | upload, resharding, storage, aggregated-errors |
| Config '{key}' is deprecated and will be removed soon; use ' | console | warning | deprecation, python, config, futurewarning |
| invalid seekStrage ${config.seekStrategy} | validation | error | kafka, scala, config-validation, seek-strategy |
| The value class ${config.valueThriftClass}, is not supported | validation | error | kafka, thrift, scala, config-validation |
| unknown value class ${config.valueThriftClass} | validation | error | kafka, thrift, classloading, scala |
| servicePath is not set for MemCachedEndpointConfig ${config. | validation | error | memcached, scala, config-validation |
| invalid session timeout value ${config.sessionTimeoutMillis} | validation | error | thrift, scala, config-validation, timeout |
| invalid request timeout value ${config.requestTimeoutMillis} | validation | error | thrift, scala, config-validation, timeout |
| invalid timeout value ${tm.timeoutMillis} in thrift method $ | validation | error | thrift, scala, config-validation, timeout |
| maximum pending requests reached | exception | error | throttling, backpressure, scala, rate-limit |
| Field names in event type ${config.eventType} are not unique | validation | error | config-validation, scala, duplicate-keys |
| Field Ids in event type ${config.eventType} are not unique. | validation | error | config-validation, scala, duplicate-keys |
| Regex maximumPendingRequests must be greater than 0 | validation | error | scala, config-validation, throttling |
| Regex timeoutMilis must be greater than 0 | validation | error | scala, config-validation, timeout |
| Regex maximumCacheItems must be greater than 0 | validation | error | botmaker, scala, config-validation, regex-cache |
| Regex cacheExpirationMillis must be greater than 0 | validation | error | botmaker, scala, config-validation, regex-cache |
| ScheduledEvent ${config.eventType} intervalMillis must be a | validation | error | botmaker, scala, scheduled-events, config-validation |
| Conflict config name:${nameSeq.mkString} | validation | error | botmaker, scala, duplicate-config, config-validation |
| Event type '$eventType' does not match $eventTypeRegex. | validation | error | botmaker, scala, naming-convention, config-validation |
| Field name '$fieldName' does not match $fieldNameRegex. | validation | error | botmaker, scala, naming-convention, config-validation |
| Func name '$funcName' does not match $funcNameRegex. | validation | error | botmaker, scala, naming-convention, config-validation |
| Endpoint '$endpoint' does not match $endpointRegex. | validation | error | botmaker, scala, naming-convention, endpoint, config-validation |
| Dataset '$dataset' does not match $datasetRegex. | validation | error | botmaker, scala, dataset, naming-convention, config-validation |
| TypeName '$typename' does not match $typeNameRegex. | validation | error | botmaker, scala, naming-convention, config-validation |
| Team name '$teamName' does not match $teamNameRegex. | validation | error | botmaker, scala, naming-convention, team-owner, config-validation |
| async_emb: ${label} timed out waiting for step ${step} | exception | critical | async-emb, cpp, cuda, nccl, timeout, distributed-training |
| async_emb context not initialized | exception | error | async-emb, cpp, python-binding, invalid-argument, lifecycle |
| unknown async_emb snapshot region: ${region} | exception | error | async-emb, cpp, python-binding, invalid-argument |
| NCCL version query failed: ${ncclGetErrorString(result)} | exception | error | async-emb, cpp, nccl, version-mismatch, environment |
| could not resolve loaded NCCL library path | exception | warning | async-emb, cpp, nccl, diagnostics, environment |
| async_emb arena size overflow | exception | critical | async-emb, cpp, integer-overflow, memory-layout, cuda |
| async_emb arena alignment overflow | exception | critical | async-emb, cpp, integer-overflow, memory-layout, cuda |
| NCCL ${operation} failed: ${ncclGetErrorString(result)} | exception | critical | async-emb, cpp, nccl, distributed-training, collective-op |
| async_emb requires ${name}=${expected} before process startu | exception | critical | env-var, configuration, startup, nccl, async-emb |
| XAI_ASYNC_EMB_TIMEOUT_SECONDS must be a positive integer | exception | error | env-var, validation, timeout, async-emb |
| async_emb arena offset overflow | exception | critical | overflow, arena, layout, bounds-check, async-emb |
| async_emb received an invalid rank or world size | exception | error | validation, rank, world-size, distributed, async-emb |
| async_emb world size changed from ${world_size_} to ${world_ | exception | error | world-size, distributed, lifecycle, elastic, async-emb |
| async_emb currently requires power-of-two EP | exception | error | world-size, distributed, constraint, expert-parallel, async-emb |
| async_emb received an invalid NCCL bootstrap payload | exception | error | nccl, bootstrap, validation, distributed, async-emb |