ErrLookup › HKUDS/DeepTutor

HKUDS/DeepTutor

DeepTutor: Lifelong Personalized Tutoring. https://deeptutor.info/. · Python · 1,251 source files

Analyzed at 3e82f13042 on 2026-08-27. 501 documented errors.

Code / Message	Type	Severity	Tags
Model not configured for agent {self.agent_name}. Please act	validation	error	file-type, validation, document-extraction
The model provider interrupted this response. Please retry.	exception	warning	empty-document, pdf, document-extraction
Unable to reach the model provider. Please retry.	exception	error	pdf, encryption, pymupdf, document-extraction
CodeGeneratorAgent generation prompts are not configured.	validation	error	pdf, missing-dependency, pymupdf, pypdf
CodeGeneratorAgent retry prompts are not configured.	validation	error	pdf, encryption, pypdf, document-extraction
ConceptAnalysisAgent prompts are not configured.	validation	error	pdf, encryption, pypdf, edge-case
ConceptDesignAgent prompts are not configured.	validation	error	pdf, corruption, pypdf, document-extraction
SummaryAgent prompts are not configured.	validation	error	docx, missing-dependency, empty-document, python-docx
VisualReviewAgent prompts are not configured.	validation	error	docx, corruption, legacy-format, document-extraction
math_animator requires optional dependencies. Install with `	exception	error	xlsx, openpyxl, corruption, document-extraction
Image mode requires code blocks wrapped in ### YON_IMAGE_n_S	exception	error	pptx, python-pptx, corruption, document-extraction
Image mode code must only contain YON_IMAGE anchor blocks.	exception	warning	encoding, text-decode, defensive
Rendered {suffix} artifact not found.	exception	error	epub, zip-bomb, resource-limits, document-extraction
Generated code does not define a renderable Manim Scene clas	exception	error	epub, zip-bomb, resource-limits
Math animator config must be an object.	validation	error	epub, zip-bomb, resource-limits
Invalid math animator config: {details}	validation	error	epub, zip-bomb, security, compression-ratio
Visual quality review timed out after {int(self.review_timeo	exception	error	ooxml, zip, badzipfile, document-extraction
Code repair attempt #{attempt + 1} timed out after {int(self	exception	error	xml, defusedxml, ooxml, epub, parse-error
Render failed because local LaTeX is missing. Please avoid T	exception	error	upload, file-size, validation, limits
Rendered video artifact missing for visual review.	exception	error
Failed to extract review frames:	exception	error
Failed to inspect rendered video duration:	exception	error
Rendered video duration could not be parsed for visual revie	exception	error
Failed to extract questions from parsed exam	exception	error
Question extraction output not found	exception	error
Deep research requires an explicit config object.	validation	error
Invalid deep research config: {details}	validation	error
AnalysisAgent prompts are not configured.	validation	error
CodeGeneratorAgent prompts are not configured.	validation	error
ReviewAgent repair prompts are not configured.	validation	error
Manim rendering requires optional dependencies. Install with	exception	error
Attachment backend not servable	http	error
Attachment not found	http	error
Email cannot be empty	validation	error
Enter a valid email address	validation	error
Password must be at least 8 characters	validation	error
Role must be 'admin' or 'user'	validation	error
Avatar must be empty or 'icon:<name>:<color>'	validation	error
Not authenticated	http	error
Invalid or expired token	http	error
Admin access required	http	error
Incorrect email or password	http	error
Incorrect username or password	http	error
Auth is disabled — registration is not available.	http	error
Self-registration is closed. Ask an administrator to create	http	error
Registration failed — username or email may already be taken	http	error
Username already taken	http	error
Auth is disabled — profiles are not available.	http	error
User not found	http	error
Avatar upload is not available in PocketBase mode.	http	error
Cannot store an avatar for this account.	http	error
Avatar image is too large (max 1 MB).	http	error
Avatar must be a PNG, JPEG or WebP image.	http	error
Avatar not found	http	error
Auth is disabled — user creation is not available.	http	error
Failed to create user — username may already be taken.	http	error
You cannot delete your own account	http	error
You cannot change your own role	http	error
Invalid capture status: {raw}	http	error
Book not found	http	error
Page not found	http	error
source_text is required	http	error
Learning capture not found	http	error
Invalid state transition: {capture.status} -> {requested_sta	http	error
Spine not found	http	error
user_intent is required	http	error
str(exc)	http	error	fastapi, http-500, book-engine, catch-all
Operation not found	http	warning	co-writer, http-404, not-found
Tool call not found	http	warning	co-writer, http-404, tool-calls, not-found
Document not found	http	warning	co-writer, http-404, validation, path-traversal, doc-id
Entry not found	http	warning	dashboard, http-404, session, not-found
Unsupported import source: {value!r}	validation	warning	imports, pydantic, validation, http-422
No sessions to import	http	warning	imports, http-400, empty-payload
Too many sessions in one request (max {_MAX_SESSIONS_PER_REQ	http	warning	imports, http-413, payload-limit, batching
Archive '{sanitized_filename}' exceeds maximum size limit of	http	warning	knowledge-base, upload, zip, size-limit, http-400
Rejected archive '{sanitized_filename}': {exc}	http	warning	knowledge-base, zip, zip-bomb, size-limit, http-400
'{sanitized_filename}' is not a valid zip archive.	http	error	zip, upload, bad-file, http-400
Archive '{sanitized_filename}' contained no supported files.	http	error	zip, upload, empty-result, http-400
Invalid folder path	http	error	path-traversal, security, validation, http-400
Access denied	http	error	path-traversal, security, symlink, http-403
File '{sanitized_filename}' exceeds maximum size limit of {s	http	error	upload, size-limit, http-400
Validation failed for file '{original_filename}': {format_ex	http	error	validation, upload, http-400
Duplicate filename after sanitization: '{duplicate_key}'. Re	http	error	upload, filename-collision, sanitization, http-400
PageIndex API key is not configured. Add it under Knowledge	http	error	pageindex, rag, missing-api-key, config, http-400
PageIndex OSS preflight failed: {details}	http	error	pageindex, rag, preflight, environment, http-409
GraphRAG is not installed. Run `pip install 'deeptutor[graph	http	error	graphrag, rag, missing-dependency, install, http-400
GraphRAG preflight failed: {failure_details}	http	error	graphrag, rag, preflight, environment, http-409
LightRAG is not installed. Run `pip install 'deeptutor[rag-l	http	error	lightrag, rag, missing-dependency, install, http-400
PageIndex knowledge bases accept: {supported}. Unsupported:	http	error	pageindex, file-format, upload, http-400
No default knowledge base is configured	http	error	knowledge-base, default, not-found, http-404
Knowledge base '{requested}' not found	http	error	knowledge-base, not-found, http-404
Knowledge base '{kb_name}' not found	http	error	knowledge-base, not-found, stale-state, http-404
Knowledge base '{kb_name}' is connected to an external resou	http	error	knowledge-base, read-only, connected-kb, http-409
Knowledge base '{kb_name}' uses legacy index format and need	http	error	knowledge-base, migration, reindex, legacy-format, http-409
{str(e)}	http	error	rag, providers, http-500, unexpected-exception
Knowledge base '{kb_name}' already has a ready {current_prov	http	error
Both name and vault_path are required.	http	error
str(e)	http	error
name is required.	http	error
folder_path is required.	http	error
Both name and folder_path are required.	http	error
result.error or "Folder is not linkable."	http	error
server_url is required.	http	warning	http-400, lightrag, validation, missing-field
Both name and server_url are required.	http	warning	http-400, lightrag, validation, missing-field
result.error or "Could not connect to the LightRAG server."	http	error	http-400, lightrag, probe, connection-refused
Client ID and API key are required.	http	warning	http-400, ima, tencent, credentials, validation
Knowledge base '{resolved_name}' is connected to an external	http	error
File not found	http	error
Folder name is required	http	error
Source path is required	http	error
Source not found	http	error
Cannot move a folder into itself	http	error
'{src.name}' already exists in the target folder	http	error
str(exc)	http	error
Failed to delete knowledge base	http	error
Requested provider '{requested_provider}' does not match KB	http	error
Knowledge base '{name}' already exists	http	error
PageIndex OSS mode must be 'flash', 'standard', or omitted.	http	error
KB '{kb_name}' has no `raw/` directory; cannot reindex.	exception	error
KB '{kb_name}' has no source files in `raw/` to reindex.	exception	error
Re-index found no valid documents to index in '{kb_name}'.	exception	error
No embedding model is configured. Set up the embedding profi	http	error	embedding, rag, configuration, http-409, knowledge-base
Knowledge base '{resolved_name}' is not in an error state. U	http	warning	knowledge-base, http-409, state-machine, rag
Folder '{folder_id}' not found	http	warning	linked-folders, http-404, idempotency, knowledge-base
Linked folder '{folder_id}' not found	http	error	linked-folders, sync, http-404, knowledge-base
KB '{kb_name}' not found	http	error	github-source, knowledge-base, http-404
Source '{source_id}' not found	http	warning	github-source, http-404, idempotency, knowledge-base
Module {mod.id!r} must contain at least one knowledge point	http	error
Mastery path changed activity while the operation was starti	http	error
Progress not found	http	error
Objective not found	http	error
No records provided	http	error	api, validation, notebook, bad-request
mcp.configure_command_or_url	http	error	mcp, config, validation, bad-request
mcp.server_error	http	error	mcp, url, validation, config, bad-request
{exc}	http	error	mcp, pydantic, validation, config, bad-request
mcp.configure_before_testing	http	warning	mcp, config, test, bad-request
{error}	http	warning	mcp, url, test, validation
unknown L3 slot {key!r}	http	error
layer must be L2 or L3	http	error
unknown surface {surface!r}	http	error
not a valid entry id	http	error
entry not found in any L2 doc	http	error
entry not found	http	error
cancel the active run before resetting this doc	http	error
reset failed: {exc}	http	error
unknown mode {req.mode!r}	http	error
preferences is written by the write_memory tool, not consoli	http	error
{exc}	http	warning	memory, consolidation, http-409, conflict, run-manager
unknown run_id	http	error	memory, run-manager, http-404, not-found, run-id
not active	http	warning	memory, cancellation, http-409, run-manager, idempotency
{RunBusyError message}	http	warning	memory, undo, http-409, conflict, run-manager
nothing to undo	http	warning	memory, undo, http-409, empty-stack
day must be YYYY-MM-DD	http	error	memory, trace, http-400, date-validation, iso-date
no trace for that day	http	warning	memory, trace, http-404, cleanup, idempotency
{OSError message}	http	error
{exception message}	http	error
Notebook not found	http	error
Record not found	http	warning	notebook, http-404, delete, fastapi
No fields to update	http	warning	notebook, http-400, validation, fastapi, pydantic
Record or target notebook not found	http	warning	notebook, http-404, copy, fastapi
t("api.partner_not_found_or_not_running")	http	error	http-404, partners, fastapi, lifecycle
t("api.partner_not_running")	http	error	http-404, partners, channels, fastapi
Failed to reload channels: {type(exc).__name__}	http	error	http-500, partners, channels, provider-error
Channel onboarding provider request failed ({type(exc).__nam	http	error	http-502, onboarding, network, partners
Channel config saved but failed to restart listeners ({type(	http	error	partners, onboarding, restart, http-500
api.tool_not_found	http	error
str(exc)	http	error
str(e)	http	error
Upsert failed	http	error
Entry not found	http	error
No fields to update	http	error
Failed to add to category	http	error
Link not found	http	error
str(exc)	http	error
Category not found	http	error
The upload has no filename.	http	error
{filename} exceeds the {MAX_MATERIAL_BYTES // (1024 * 1024)}	http	error
{filename} is empty.	http	error
material {material_id!r} not found	http	error
{manifest.filename} has no stored original to render.	http	error
annotation not found	http	error
Session not found	http	error
Cannot delete a message while its turn is running	http	error
Message not found	http	error
Quiz results are required	http	error
Model configuration is managed by an administrator.	http	error
A partner uses the Codex login of the account that owns it.	http	error
base_url is required for this provider.	http	error
Provider request failed: {exc}	http	error
Tag already exists: {exc}	http	error
{exc}	http	error
Tag not found: {tag}	http	error
Hub `{hub}` does not support browsing.	http	error
Skill not found: {name}	http	error
Skill is not assigned to you	http	error
Skill already exists: {payload.name}	http	error
Skill already exists: {exc}	http	error
Unknown agent kind: {kind!r}	http	error	http-400, subagent, backend-registry, api
Both name and agent_kind are required.	http	error	http-400, validation, subagent, api
Unknown agent kind: {agent_kind!r}	http	error	http-400, subagent, backend-registry, api
A partner_id is required to connect a partner.	http	error	http-400, partners, subagent, api
No partner named {partner_id!r}.	http	error	http-400, partners, subagent, api
{exc}	http	error	http-400, path-validation, subagent, api
Unknown capability `{requested}`. Available: {available}	exception	error	capability, registry, validation, deeptutor
Capability not found: {resolved}	exception	error	capability, race-condition, registry, deeptutor
Prompt key '{key}' missing or empty in loaded book prompt bu	exception	error	i18n, prompts, configuration, yaml
AnimationGenerator requires the optional math-animator extra	exception	error	manim, optional-dependency, install, math-animator
animation generation failed: {exc}	exception	error	manim, generation, retry, llm-output
LLM did not return any code.	exception	error	llm-output, code-generation, empty-response
prompt leak detected in generated code.	exception	error	llm-output, prompt-leak, reasoning-model, sanitization
generated code does not parse: {syntax_error}	exception	error	syntax-error, code-generation, validation, retry
concept_graph payload missing from BlockContext.extra	exception	error	concept-graph, context, pipeline, validation
invalid concept_graph payload: {exc}	exception	error	pydantic, schema-validation, concept-graph
unexpected concept_graph payload type: {type(raw).__name__}	exception	error	concept-graph, pydantic, llm-output, generation
LLM returned no deep-dive suggestions.	exception	error	deep-dive, llm-output, empty-response, generation
figure generation failed: {exc}	exception	error	figure, llm-pipeline, wrapper-exception, generation
figure failed validation after repair: {residual_error}	exception	error	figure, validation, mermaid, svg, repair
LLM did not return any flashcards.	exception	error	flashcards, llm-output, empty-response, generation
interactive generation failed: {exc}	exception	error	interactive, llm-pipeline, wrapper-exception, generation
interactive html failed validation: {validation_error}	exception	error	interactive, html, validation, generation
quiz generation failed: {exc}	exception	error	quiz, llm-pipeline, wrapper-exception, generation
no questions generated	exception	error	quiz, extraction, empty-response, generation
SectionArchitect produced no subsections in outline pass.	exception	error	section, outline, llm-output, empty-response, generation
LLM did not return any timeline events.	exception	error
Book {book_id} not found	exception	error
No spine for book {book_id}	exception	error
Cannot rebuild book – missing book/spine ({book_id})	exception	error
Cannot compile page – missing book/spine/page ({book_id}/{pa	exception	error
Page {page_id} references unknown chapter {page.chapter_id}	exception	error
Cannot mark KB drift as seen before all stale pages have bee	exception	error
Cannot mark KB drift as seen before these pages are recompil	exception	error
Invalid book id: {book_id!r}	validation	error
media_id is required.	validation	error
urls must be a list of strings.	validation	error
At least one URL is required.	validation	error
No mastery path {path_id!r} exists. Call mastery_paths for t	exception	error
Mastery path {target!r} is being tutored in another conversa	exception	error
mastery_quiz.options must be an array of non-empty strings.	validation	error
mastery_quiz.options must contain only non-empty strings.	validation	error
mastery_quiz.question_type must be one of: {allowed}.	validation	error
mastery_quiz.options cannot be used with question_type={ques	validation	error
Choice option labels must run A, B, C… with one option each;	validation	error
Two or more choice options have the same answer ({duplicate!	validation	error
Choice questions need full option bodies in mastery_quiz.opt	validation	error
Choice option bodies must be unique; retry mastery_quiz with	validation	error
Choice expected_answer must be an option label such as A/B/C	validation	error
Note {path.name!r} is not valid UTF-8 (byte offset {exc.star	exception	error
Path {rel!r} escapes the vault.	validation	error
Note {ref!r} not found in the vault.	exception	error
create_note needs a non-empty path.	exception	error
Note {_with_md_suffix(rel_path)!r} already exists; use appen	exception	error
Note {ref!r} not found; create it first.	exception	error
set_property needs a non-empty key.	exception	error
llm section must be a mapping	validation	error
llm.model is required	validation	error
LLM key rotation exhausted	exception	error
Knowledge base does not exist: {kb_name}	exception	error
Knowledge base '{kb_name}' uses legacy index format and requ	exception	error
Knowledge base not initialized ({self.rag_provider}): {kb_na	exception	error	knowledge-base, rag, initialization, deeptutor
Failed to initialize index for KB '{kb_name}' from {len(sour	exception	error	rag, index-build, embedding, deeptutor
Knowledge base '{claimed_by}' already uses that MarginNote s	exception	error
IMA Client ID and API Key must be given together.	validation	error
IMA knowledge base ID is required.	validation	error
No default knowledge base set	validation	error
Linked folder is no longer available: {external}	validation	error
Knowledge base not found: {name}	validation	error
Index storage not found for knowledge base: {name or 'defaul	validation	error
No knowledge base name provided and no default set	validation	error
Knowledge base not found: {kb_name}	validation	error
Folder does not exist: {folder}	validation	error
Path is not a directory: {folder}	validation	error
Linked folder not found: {folder_id}	validation	error
Knowledge base name is required	validation	error
Knowledge base name cannot be '.' or '..'	validation	error
Knowledge base name is too long; maximum length is {_MAX_KB_	validation	error
Knowledge base name cannot contain control characters	validation	error
Knowledge base name contains reserved characters: {joined}.	validation	error
Unknown objective {pending.knowledge_point_id!r}; refresh ma	exception	error
StaleInteractionError({interaction_id}, {active.interaction_	exception	error
StaleInteractionError({interaction_id}, {interaction.interac	exception	error
StaleInteractionError({question_id}, {active.interaction_id}	exception	error
No question is awaiting an answer	exception	error
StaleInteractionError({question_id}, {interaction.interactio	exception	error
The question was abandoned	exception	error
Unknown objective {kp_id!r}; refresh mastery_status	exception	error
Objective {kp.name!r} must be graded with mastery_quiz + mas	exception	error
event_type must not be empty	validation	error
interaction path_id does not match transaction path	validation	error
interaction_id {interaction.interaction_id!r} already belong	validation	error
Invalid mastery interaction transition: {current_status.valu	validation	error
Invalid book_id: {book_id!r}	validation	error
LearningConflictError(path_id, int(progress.version), 0)	error_code	error
LearningConflictError(path_id, expected, actual)	error_code	error
LearningConflictError(path_id, expected, int(current["revisi	error_code	error
LearningConflictError(path_id, tx.base_revision, int(current	error_code	error
session_id must not be empty	validation	error
session_id and turn_id are required for a path lease	validation	error
PathLeaseConflictError(existing)	error_code	error
Unknown user id: {user_id}	validation	error
Admin users use the main workspace and cannot receive assign	validation	error
Grants must not contain secret/path field: {trail}.{key}	validation	error
Unsupported avatar extension: {ext!r}	validation	error
role must be 'admin' or 'user'	validation	error
Knowledge base is not assigned to you	http	error
Assigned admin knowledge bases are read-only	http	error
Knowledge base '{name}' not found	http	error	knowledge-base, not-found, http-404, multi-user
No default knowledge base is configured	http	error	knowledge-base, default-config, http-404
Knowledge base '{requested}' not found	http	error	knowledge-base, not-found, http-404
This model is not assigned to your account.	exception	error	llm, permissions, model-access, multi-user
Partner is not assigned to you	http	error	partner, permissions, http-403, multi-user
You cannot manage this partner	http	error	partner, permissions, http-403, ownership
Slack Socket Mode WebSocket connect timed out	exception	error
WeChat session paused, {remaining_min} min remaining (errcod	exception	error
Node.js 20+ is required to run the source production build.	console	error	nodejs, launcher, frontend, missing-dependency, source-install
DeepTutor Web assets are not installed. Install the full app	console	error	frontend, packaging, missing-assets, install
{exc}	console	error	runtime-home, path-validation, startup, configuration
start.frontend_restart_failed	console	error	frontend, port-conflict, stale-process, launcher
Capability config must be an object.	validation	error	request-validation, json, api, config
Invalid {label} config: {details}	validation	error	pydantic, schema-validation, request-validation, api
Invalid role: {role!r}. Must be 'admin' or 'user'.	validation	error	auth, roles, validation, user-management
No active image-generation model is configured. Set it in Se	validation	error	config, image-generation, model-catalog
No active video-generation model is configured. Set it in Se	validation	error	config, video-generation, model-catalog
cron expressions need the 'croniter' package — use an 'every	exception	error	cron, optional-dependency, scheduling
invalid cron expression {schedule.expr!r}: {exc}	validation	error	cron, validation, scheduling
'at' schedules need a time	validation	error	cron, validation, one-shot-schedule
'at' time is in the past	validation	error	cron, validation, time, one-shot-schedule
'every' interval must be at least 30 seconds	validation	error	cron, validation, rate-limit, scheduling
unknown timezone {schedule.tz!r}	validation	error	cron, timezone, zoneinfo, validation
cron expression {schedule.expr!r} never fires	validation	error	cron, validation, logic-error
unknown schedule kind {schedule.kind!r}	validation	error	cron, validation, enum
message is required	validation	error	cron, validation, required-field
The model returned an empty response.	exception	error	llm, diagnostics, empty-response, provider
Cohere v1 API does not support multimodal `contents`. Use em	validation	error	cohere, embeddings, multimodal, api-version
Cohere model '{model_name}' does not support multimodal `con	validation	error	cohere, embeddings, multimodal, model-capability
Cohere v2 does not support content type '{kind}'	validation	error	cohere, embeddings, multimodal, content-type
dashscope SDK not installed. Run `pip install dashscope` (or	exception	error	dashscope, optional-dependency, import-error, embeddings
DashScope MultiModalEmbedding call failed: status={status_co	exception	error	dashscope, api-error, embeddings, authentication
DashScope response missing `output` (request_id={getattr(res	exception	error	dashscope, response-parsing, embeddings, sdk
DashScope response parsed successfully but no embedding vect	exception	error	dashscope, response-parsing, embeddings, empty-result
Embedding provider returned error payload: {err}	exception	error	embeddings, openai-compatible, provider-error, http-200-with-error
Cannot parse embeddings from response JSON. Top-level keys={	exception	error	embeddings, response-schema, base-url, json-parsing
OpenAI-compatible embedding model '{model}' does not support	validation	error	embeddings, multimodal, input-validation, model-mismatch
Embedding provider remained rate limited after key rotation	http	error	rate-limit, http-429, quota, retries-exhausted, embeddings
Embedding provider returned HTTP {response.status_code}	http	error	http-error, embeddings, provider-error, bad-request, auth
Embedding provider returned non-JSON response (content-type=	http	error	non-json-response, html-response, wrong-url, embeddings
Embedding response parsed successfully but no vectors were f	exception	error	empty-response, embeddings, validation
openai_sdk adapter does not support multimodal `contents`. P	validation	error	multimodal, embeddings, unsupported-operation, input-validation
OpenAI SDK request failed: {exc}	exception	error	openai-sdk, http-error, embeddings, auth, bad-request
OpenAI SDK connection error: {exc}	exception	error	network, connection-error, openai-sdk, embeddings, dns
No endpoint URL configured for image generation.	error_code	error	imagegen, configuration, missing-base-url
Image generation request error: {exc}	http	error	network, httpx, imagegen, timeout
Chat model returned no image. Check the model supports image	error_code	error	imagegen, model-capability, chat-completions
Image response had no image in the assistant message.	error_code	error	imagegen, response-parsing, chat-completions
Malformed image data URI.	validation	error	imagegen, data-uri, base64, malformed-payload
No endpoint URL configured for image generation.	error_code	error	imagegen, configuration, missing-base-url
Image generation request error: {exc}	http	error	network, httpx, imagegen, timeout
Image provider returned no images.	error_code	error	imagegen, response-parsing, openai-compat
Image response had no `data` array.	error_code	error	imagegen, openai-compat, response-parsing
Image item had neither `b64_json` nor `url`.	error_code	error	imagegen, openai-compat, response-parsing
KeyPool requires at least one non-empty key	validation	critical	keypool, configuration, validation, rate-limiting
Model is required for cloud LLM provider	error_code	error	llm, configuration, model-required, validation
OpenAI API error: {error_text}	http	error	llm, openai, http-error, api-error
Connection to {binding} API was forcibly closed. This may in	http	error	llm, network, connection-reset, aiohttp, transient
Network error connecting to {binding} API: {e}	http	error	llm, network, aiohttp, dns, connection-refused
Cloud completion failed: no valid configuration	error_code	error	llm, openai, empty-response, unexpected-payload
OpenAI stream error: {error_text}	http	error	llm, streaming, openai, http-error
Anthropic API key is missing from the active LLM profile.	error_code	error	llm, anthropic, authentication, api-key, configuration
Anthropic API error: {error_text}	http	error	llm, anthropic, http-error, rate-limit
Anthropic API error: unexpected response payload	http	error	llm, anthropic, unexpected-payload, schema
Anthropic stream error: {error_text}	http	error	llm, anthropic, streaming, http-error, rate-limit
Cohere API key is missing from the active LLM profile.	error_code	error	llm, cohere, authentication, api-key, configuration
Cohere API error: {error_text}	http	error	llm, cohere, http-error, rate-limit
Cohere API error: unexpected response payload	http	error	llm, cohere, unexpected-payload, schema
No active LLM model is configured. Please set it in Settings	error_code	critical	llm, configuration, model-required, bootstrap
No effective LLM endpoint resolved. Please configure base_ur	validation	critical	llm, configuration, base-url, endpoint
OpenAI API key is not configured. Set it in Settings > Catal	validation	critical	llm, openai, authentication, api-key, configuration
OpenAI API key is not configured. Set it in Settings > Catal	validation	error	llm, openai, sdk, authentication, api-key
base_url is required for local LLM provider	validation	error	config, local-llm, missing-url
Local LLM error: {error_text}	http	error	http-error, local-llm, upstream
Local LLM stream error: {error_text}	http	error	http-error, local-llm, streaming, upstream
Local LLM failed: streaming={e}, non-streaming={e2}	error_code	error	local-llm, fallback-failed, network
DISABLE_SSL_VERIFY is not allowed in production	validation	error	ssl, security, config, production-guard
Azure OpenAI api_key is required	validation	error	config, azure, missing-api-key
Azure OpenAI api_base is required	validation	error	config, azure, missing-endpoint
GitHub Copilot auth is unavailable. Validate local Copilot a	error_code	error	auth, github-copilot, login-required
GitHub Copilot token exchange returned no token.	error_code	error	auth, github-copilot, token-exchange
Codex transport request failed.	error_code	error	network, codex, transport, transient
OpenAI Codex is not logged in. Run `deeptutor provider login	error_code	error	auth, codex, login-required
{friendly_error(response.status_code)}	http	error	http-error, codex, upstream
OpenAI API key is not configured. Set it in Settings > Catal	validation	error	config, openai, missing-api-key
Response failed: {_response_error_detail(event)[:500]}	error_code	error	sse, openai-responses, streaming, upstream-failure
DISABLE_SSL_VERIFY is not allowed in production	validation	error	ssl, security, openai, production-guard
Model not configured for OpenAI provider	validation	error	config, openai, missing-model
API returned no choices in response	error_code	error	openai, chat-completions, empty-response, api
Model is required	validation	error	routing, config, missing-model, llm
codebuddy-agent-sdk is not installed. Install it with `pytho	error_code	error	codebuddy, optional-dependency, import, install
Installed codebuddy-agent-sdk does not expose query().	error_code	error	codebuddy, version-mismatch, sdk, breaking-change
The installed codebuddy-agent-sdk does not accept the turn l	error_code	error	codebuddy, version-mismatch, constructor, options
CodeBuddy CLI is required to sync account models.	error_code	error	codebuddy, cli, path, missing-binary
{output.strip() or "CodeBuddy did not return an account mode	error_code	error	codebuddy, cli-parsing, auth, model-catalog
{_SIGN_IN_HINT}	error_code	error	codebuddy, auth, credentials, not-signed-in
`mcp.stdio_not_allowed` A server you configure yourself must be a remote URL: a stdio server runs a comm	error_code	error	mcp, security, stdio, transport, config-validation
`mcp.no_transport` Provide an http(s) URL for the server	error_code	error	mcp, transport, url, config-validation
`mcp.blocked_url` error	error_code	error	mcp, url-validation, ssrf, security
preferences.md is not auto-consolidated	validation	error	memory, consolidation, guard-clause, deepseek-tutor
unknown layer {layer!r}	validation	error	memory, audit, dispatch, argument-validation
preferences.md is not audited automatically	validation	error	memory, audit, guard-clause, deepseek-tutor
unknown layer {layer!r}	validation	error	memory, dedup, dispatch, argument-validation
unknown layer {layer!r}	validation	error	memory, merge, dispatch, argument-validation
unknown layer {layer!r}	validation	error	memory, consolidation, dispatch, argument-validation
preferences.md is not auto-consolidated	validation	error	memory, consolidation, slot, guard-clause
a run is already in progress for {layer}/{key}	error_code	warning	concurrency, lock, memory, consolidation, busy
cancel the active run before undoing memory edits	error_code	error	undo, concurrency, memory, run-lifecycle
add: text length must be 1..{_MAX_TEXT_LEN} (got {len(op.tex	validation	error	validation, memory, ops, length-limit
add: invalid section {op.section!r}	validation	error	validation, memory, ops, section
add: refs must be non-empty	validation	error	validation, memory, ops, provenance
add: malformed ref {ref!r}	validation	error	validation, memory, ops, ref-format
edit: malformed target_id {op.target_id!r}	validation	error	validation, memory, ops, entry-id
edit: target_id {op.target_id} not found	validation	error	validation, memory, ops, stale-state, optimistic-concurrency
edit: text length must be 1..{_MAX_TEXT_LEN} (got {len(op.ne	validation	error	validation, memory, ops, length-limit
LiteParse failed to convert {source_path.name}: {exc}	exception	error	parsing, liteparse, document-conversion
markitdown failed to convert {Path(source_path).name}: {exc}	exception	error	parsing, markitdown, document-conversion
Configured MinerU CLI path is not an executable file: {probe	exception	error	mineru, pdf, configuration, cli-path
Local MinerU parsing failed. Ensure MinerU is installed (`pi	exception	error	mineru, pdf, subprocess, ocr
MinerU produced no output directory.	exception	error	mineru, pdf, filesystem
MinerU cloud mode is selected but no API token is configured	exception	error	mineru, cloud, api-key, configuration
PDF file not found: {pdf_path}	exception	error	mineru, cloud, file-not-found
MinerU API did not return an upload URL (missing batch_id/fi	exception	error	mineru, cloud, api-contract
Failed to upload PDF to MinerU: {exc}	exception	error	mineru, cloud, upload, network
MinerU reported done but returned no full_zip_url.	exception	error	mineru, cloud, polling, api-contract
MinerU failed to parse the document: {err}	exception	error	mineru, cloud, pdf, ocr
MinerU parsing timed out after {int(timeout)}s (last state:	exception	error	mineru, cloud, timeout
No API token configured.	exception	warning	mineru, cloud, api-key, validation
Failed to download MinerU result archive: {exc}	exception	error	mineru, cloud, download, network
_http_error_message(exc)	exception	error	mineru, cloud, http-status, api-key
MinerU API request failed: {exc}	exception	error	mineru, cloud, network, connection
MinerU API returned an unexpected (non-JSON) response.	exception	error	mineru, cloud, api-contract, json
MinerU API error (code {code}): {msg}	exception	error	mineru, cloud, api-error
MinerU archive has too many entries ({len(members)}).	exception	error	mineru, cloud, zip, zip-bomb, security
MinerU archive exceeds the size limit.	exception	error	mineru, zip-bomb, size-limit, parsing
Folder does not exist: {folder}	validation	error	filesystem, path-validation, linked-folders, rag
Not a directory: {folder}	validation	error	filesystem, path-validation, linked-folders, rag
This folder is outside the locations allowed for linking.	validation	error	security, allowlist, filesystem, linked-folders
`graphrag_model_output_truncated` GraphRAG compatibility could not be verified because the model response reached	exception	error	graphrag, structured-output, token-limit, llm
`graphrag_model_incompatible` The model did not accept or return the structured output required by GraphRAG.	exception	error	graphrag, structured-output, llm, schema-validation
`graphrag_embedding_provider_unsupported` GraphRAG currently requires an OpenAI-compatible embedding endpoint. The active	exception	error	graphrag, embeddings, provider-config
No active chat model. Configure one under Settings → Catalog	exception	error	graphrag, configuration, missing-model
No active embedding model. Configure one under Settings → Ca	exception	error	graphrag, configuration, missing-model, embeddings
No active embedding model with a known dimension. Configure	exception	error	graphrag, embeddings, configuration, vector-dimension
`graphrag_model_incompatible` GraphRAG structured response validation failed.	exception	error	graphrag, preflight, structured-output, llm
`graphrag_embedding_probe_failed` GraphRAG embedding compatibility could not be verified because of an internal er	exception	error	graphrag, embeddings, probe, network
`graphrag_embedding_incompatible` The active embedding model did not accept or return the vector response required	exception	error	graphrag, embeddings, response-format
`graphrag_embedding_dimension_mismatch` The active embedding model returned {actual} dimensions, but DeepTutor is config	exception	error	graphrag, embeddings, vector-dimension
GraphRAG indexing failed: {detail}	exception	critical	graphrag, indexing, pipeline-failure
`graphrag_provider_unsupported` GraphRAG cannot use this OAuth-only model provider. Choose an API-key profile.	exception	error	graphrag, oauth, provider-config, auth
At least one URL is required.	validation	error	ima, input-validation, urls
IMA accepts at most {MAX_IMPORT_URLS} URLs per call.	validation	error	ima, rate-limit, batch-size, input-validation
IMA accepts at most {MAX_DETAIL_IDS} knowledge base IDs per	validation	error	ima, batch-size, pagination, input-validation
Indexing made no progress for {stalled_for:.0f}s while embed	exception	error	rag, embedding, timeout, stall-detection, llamaindex
RAG index contains invalid embedding vectors. Re-index the k	validation	critical	rag, embeddings, index-corruption, vector-store, llamaindex
No existing FAISS index found at {persist_path}.	exception	error	faiss, vector-store, file-not-found, rag
This knowledge base was indexed with FAISS but the 'faiss-cp	error_code	error	faiss, missing-dependency, rag, vector-store
Select at most one PageIndex OSS knowledge base per request.	validation	error	pageindex, knowledge-base, validation, rag
PageIndex OSS needs an active LLM. Configure one under Setti	error_code	error	pageindex, configuration, llm, missing-model
PageIndex OSS indexing needs an API-key or local LLM profile	error_code	error	pageindex, oauth, api-key, llm, configuration
The active LLM transport is not supported by PageIndex OSS i	error_code	error	pageindex, llm, unsupported-backend, configuration
PageIndex submit_document returned no doc_id: {result!r}	error_code	error	pageindex, ingestion, api-response, sdk
PageIndex API key is not configured. Add it under Knowledge	error_code	error	pageindex, rag, api-key, configuration
PageIndex OSS requires a resolved Local Library path	error_code	error	pageindex, oss, storage, rag
{self.name}: unrecognised search response shape	http	error	hub, search, response-shape, api-contract
{self.name}: catalog returned invalid JSON	http	error	hub, catalog, invalid-json, network
{self.name}: unrecognised catalog response shape	http	error	hub, catalog, response-shape, api-contract
{self.name}: skill detail returned invalid JSON	http	error	hub, detail, invalid-json
{self.name}: unrecognised skill detail shape	http	error	hub, detail, response-shape
{self.name}: publish request failed: {exc}	http	error	publish, network, timeout, hub
{self.name}: publish failed (HTTP {response.status_code}): {	http	error	publish, http-4xx, version-conflict, hub
{self.name}: HTTP {response.status_code}: {response.text[:20	http	error	hub, http-error, list-skills
{self.name}: invalid JSON listing skills	http	error	hub, invalid-json, list-skills
{self.name}: this hub does not support search.	validation	warning	command-hub, search, unsupported-operation
Unsupported STT adapter: {name!r}	exception	error	voice, stt, adapter-registry, configuration
No endpoint URL configured for this provider.	exception	error	voice, tts, openrouter, missing-config
No endpoint URL configured for TTS.	exception	error	voice, tts, missing-config, endpoint
TTS request error: {exc}	exception	error	voice, tts, network, timeout, httpx
{exc}{hint}	exception	error	voice, tts, openrouter, http-error
{action} failed with HTTP {status_code}: {detail}	http	error	voice, http-status, provider, tts, stt
TTS provider returned empty audio.	exception	error	voice, tts, empty-response, provider
TTS request error: {detail}	exception	error	voice, tts, openrouter, network, httpx
{exc}; original /audio/speech error: {original_error}	exception	error	voice, tts, openrouter, http-error, chained-error
OpenRouter chat audio returned no audio chunks; original /au	exception	error	voice, tts, openrouter, empty-response, sse
OpenRouter chat audio returned invalid base64.	exception	error	voice, tts, openrouter, base64, corrupt-response
OpenRouter chat audio returned empty audio.	exception	error	voice, tts, openrouter, empty-response
OpenRouter chat audio error: {message}	exception	error	voice, tts, openrouter, sse, stream-error
No endpoint URL configured for STT.	exception	error	voice, stt, missing-config, endpoint
No audio data to transcribe.	exception	error	voice, stt, empty-input, validation
STT request error: {exc}	exception	error	voice, stt, network, timeout, httpx
Transcription response had no `text` field.	exception	error	voice, stt, response-schema, parsing
No endpoint URL configured for this provider.	exception	error	voice, url-building, missing-config, tts, stt
module {__name__!r} has no attribute {name!r}	exception	error	python, import, lazy-loading, attribute-error
RAG requires an explicit kb_name.	validation	error
Knowledge base '{kb_name}' is not accessible.	validation	error
No model configured for reason tool	exception	error