pola-rs/polars
Documented errors, page 3 of 8. Back to pola-rs/polars
| Code / Message | Type | Severity | Tags |
|---|---|---|---|
| cannot compare datetime.datetime to Series of type | exception | error | python, polars, datetime-comparison, dtype |
| cannot parse input into Polars selector | validation | error | polars, selectors, dtype, type-error |
| invalid value for | panic | error | rust, polars, environment-variable, tuning |
| activate 'timezones' feature | panic | error | rust, polars, feature-flag, timezones, formatting |
| cannot treat Series of type | exception | error | polars, indexing, dtype, typeerror |
| first cast to integer before applying modulo on datelike… | exception | error | python, polars, temporal, modulo, dtype |
| invalid value for POLARS_CSV_CHUNK_SIZE | panic | error | rust, env-var, csv, config |
| pyarrow is required for adbc-driver-manager < | exception | error | polars, adbc, pyarrow, dependency-version, parameterized-query |
| unexpected or unrecognised op name | exception | error | python, polars, bytecode, unsupported-opcode |
| a more recent version of `fastexcel` is required for… | exception | error | polars, fastexcel, dependency-version |
| cannot combine `snapshot_id` with… | validation | error | iceberg, scan, snapshot, conflicting-arguments |
| expected a file path; | exception | error | python, polars, filesystem, path |
| failed to encode spill file for | panic | critical | ipc, serialization, ooc, compression, panic |
| offsets buffer must be cast from | exception | error | polars, interchange-protocol, string, offsets, allow-copy, copynotallowederror |
| POLARS_MEMORY_PREFETCH=madvise_sequential is not supported… | panic | error | rust, environment-variable, platform, memory-prefetch |
| use of `how='outer'` should be replaced with `how='full'`. | validation | error | polars, python, join, deprecation, version-upgrade |
| first cast to integer before multiplying datelike dtypes | exception | error | python, polars, temporal, multiplication, dtype |
| invalid predicate for `filter | exception | error | python, polars, filter, predicate, type-error |
| asyncio is already patched by nest_asyncio | exception | error | polars, asyncio, nest-asyncio, double-patch |
| Cannot locate pid definition in launch.json for Rust LLDB… | exception | error | python, debugging, vscode, config, regex |
| finish_open: could not acquire shared lock on data file at | panic | error | filesystem, cache, lock, concurrency, panic |
| `strict` cannot be used with `how='horizontal_extend'` | validation | error | polars, dataframe, concat, invalid-argument-value |
| Timezone is invalid or not supported | panic | error | timezone, json, serialization, panic |
| cannot do arithmetic with Series of dtype | exception | error | python, polars, arithmetic, dtype, type-coercion |
| fill-null strategy is not supported | panic | error | rust, polars, fill-null, unsupported-strategy |
| invalid value for POLARS_INFLIGHT_FLOOR_REQUEST_BUDGET | panic | error | rust, env-var, configuration, panic, cloud-io |
| itertools: .zip_eq() reached end of one iterator before the… | panic | error | rust, iterators, invariant, panic |
| 'kwargs', 'context' order should be reversed | panic | error | proc-macro, compile-time, argument-order, rust |
| Could not 'unwrap_optional'. 'ZipValidity' iterator has no… | panic | error | rust, arrow, iterator, nullability, panic |
| groups are slices not index | panic | error | rust, polars, group-by, internal-api, panic, enum-variant |
| invalid time | panic | error | arrow, chrono, time, validation |
| ` ` was removed in version ; | exception | error | python, polars, attributeerror, api-removal |
| duplicate column names found | exception | error | polars, pandas, duplicate-columns |
| no dynamic library found at path | exception | error | python, polars, plugin, file-not-found |
| table named not found in sheet | exception | error | polars, excel, table-not-found |
| The crate was compiled without IPC compression. Use… | panic | critical | arrow, ipc, lz4, cargo-feature, panic |
| The schema declaration does not match the deserialization | panic | error | |
| unsupported null type | exception | error | polars, interchange-protocol, nullability, notimplementederror |
| Currently no support for | exception | error | database, unsupported-driver, not-implemented, polars |
| invalid index value | validation | error | polars, selectors, type-error, indexing |
| Polars' maximum length reached. Consider compiling with… | panic | critical | rust, polars, length-limit, bigidx |
| activate 'object' feature | panic | error | python, feature-flag, object-dtype, compile-time |
| can only convert date/datetime to NaiveDateTime | panic | error | polars, panic, temporal, type-mismatch |
| cannot parse input into Polars data type | exception | error | polars, datatypes, schema, type-mismatch |
| cannot set Series of dtype | exception | error | polars, python, setitem, list-value, type-error |
| cannot specify both `infer_schema_length` and… | validation | error | python, polars, parameter-collision, excel |
| could not spawn threads | panic | critical | polars, rayon, thread-pool, environment, panic, resource-limit |
| incorrect NumPy datetime resolution 'D' (datetime only)… | exception | error | python, numpy, polars, datetime, dtype |
| invalid value for POLARS_INFLIGHT_REQUEST_BUDGET | panic | error | rust, env-var, configuration, panic, cloud-io |
| invalid value for POLARS_MEMORY_PREFETCH | panic | error | rust, configuration, environment-variable, invalid-value |
| the values of `has_header` and `read_options["has_header"]`… | validation | error | python, polars, parameter-collision, excel |
| comparing datetimes with different units or timezones is… | panic | error | polars, datetime, timezone, comparison |
| {err}: {path} | exception | error | |
| TODO: 'frame' map-function parsing | exception | error | python, polars, udf, frame-map |
| invalid value for POLARS_PARTITIONED_UPLOAD_CONCURRENCY | panic | error | env-var, configuration, panic, concurrency |
| the provided `credential` object | exception | error | python, azure, credentials, type-mismatch |
| 'suffix' must be a string; found | exception | error | python, polars, type-error, categorical, strings |
| `use_pyarrow=True` is not supported for Hugging Face | validation | error | polars, ipc, pyarrow, hugging-face |
| invalid input for shape | exception | error | python, polars, datatypes, invalid-argument |
| Invalid value for `POLARS_PREFER_PKG` variable | exception | error | python, environment-variable, configuration, invalid-value |
InvalidInput invalid seek to a negative or overflowing position | exception | error | |
| schema_mode='overwrite' requires mode='overwrite' | validation | error | python, polars, iceberg, validation |
| invalid input for `exclude` Expected one or more `str` or… | validation | error | polars, selectors, type-error |
| creating extension types not allowed - try setting the… | panic | error | |
| invalid engine | exception | error | python, polars, config, invalid-enum-value |
| 'join_where' requires at least one predicate | panic | error | rust, join, empty-argument, panic |
| polars.testing.parametric requires the 'hypothesis'… | exception | error | |
| python function should return List[str] | panic | error | python, callback, csv, type-mismatch, panic |
| required package ' ' not found. Please install using the… | exception | error | |
| cannot initialize Series from DataFrame without any columns | exception | error | polars, series, dataframe, conversion |
| Cannot set `iter_batches` without also setting a non-zero… | exception | error | polars, database, batching, invalid-arguments, python |
| cannot use `hive_partitions` with `use_pyarrow=True` Hint… | validation | error | polars, parquet, pyarrow, hive |
| CARGO_MANIFEST_DIR not set | panic | error | rust, testing, environment-variables |
| expected data of type Sequence, got | exception | error | conversion, typeerror, input-type, numpy, polars |
| expected type 'int | str', got | exception | error | polars, struct, typeerror, indexing |
| `Expr.str.json_decode` needs an explicitly given `dtype`… | exception | error | python, polars, type-error, missing-argument, json |
| into_duration not implemented for | panic | error | rust, polars, dtype, cast |
| statements are not valid 'read' queries | exception | error | database, sql, read-only, polars |
| could not find Polars' Rust module. Skipped versions | exception | critical | python, installation, version-conflict, import-error |
| error initializing temporary directory | error_code | error | temp-directory, environment, io, config |
| Series length mismatch: expected | exception | error | polars, series, shape-error, length-mismatch |
| the truth value of a Series is ambiguous\n\nHere are some… | exception | error | |
| cannot select columns using Sequence with elements of type | exception | error | polars, dataframe, column-selection, type-mismatch |
| no named tables found in sheet | exception | error | polars, excel, openpyxl, table-not-found |
| pyarrow is required for converting a pandas dataframe to… | exception | error | python, polars, pandas, pyarrow, dependency |
| cannot compare to | exception | error | polars, datatype, type-mismatch |
| dimensions of columns arg must match data dimensions | exception | error | python, polars, pyarrow, conversion, shape |
| passing Expr objects to the DataFrame constructor is not… | exception | error | python, polars, expressions, lazy-evaluation |
| Event loop stopped before Future completed. | exception | error | polars, asyncio, event-loop, runtimeerror |
| failed to create spill file | panic | critical | io, filesystem, out-of-core, spill, panic |
| invalid value for POLARS_ROW_GROUP_PREFETCH_SIZE | panic | error | rust, environment-variable, configuration, parquet |
| list.to_struct() got a str instead of a list. hint: pass | exception | error | python, polars, type-error, arguments |
| `null_probability` should be between 0.0 and 1.0, got | validation | error | |
| out-of-range duration | panic | error | arrow, chrono, duration, out-of-range |
| read an Array from a non-Array data type | panic | error | json, arrow, schema, dtype |
| the given column-schema names do not match the data… | validation | error | python, polars, dataframe-construction, schema |
| cannot select columns using key of type | exception | error | polars, dataframe, type-error, invalid-key |
| `format` must be one of | exception | error | python, polars, serialize, expression, invalid-argument |
| invalid value for POLARS_RECORD_BATCH_PREFETCH_SIZE | panic | error | rust, env-var, ipc, config |
| `replace_with` argument is required if `patterns` argument… | exception | error | polars, type-error, missing-argument, python |