ErrLookup › docling-project/docling
docling-project/docling
Get your documents ready for gen AI · Python · 253 source files
Analyzed at 61d76f1ff3 on 2026-08-15. 345 documented errors.
| Code / Message | Type | Severity | Tags |
|---|---|---|---|
| Legacy Box Notes (the pre-August-2022 atext/pool format)… | exception | error | benchmark, xlsx, merged-cells, table-dimensions, assertion, version-drift |
| Could not load Box Note document with hash | exception | error | benchmark, xlsx, assertion, table-extraction, version-drift |
| Cannot convert doc with | exception | error | csv, state-misuse, convert, validation |
| An internal error has occurred during Markdown conversion. | exception | error | markdown, html, internal-error, regex |
| Could not initialize AsciiDoc backend for file with hash | exception | error | benchmark, packaging, pyproject-toml, version-detection, environment |
| The selected backend | exception | error | pipeline, backend, configuration, format |
| PagePreprocessingModel returned unexpected number of pages | exception | error | pipeline, preprocessing, custom-model, internal-invariant |
| Could not initialize the EBCDIC backend for file with hash | exception | error | ebcdic, document-load, io, closed-stream |
| Service request failed after retry loop. | exception | error | service-client, retry, unavailable, network |
| Could not initialize MD backend for file with hash | exception | error | markdown, encoding, io, document-load |
| Unknown EBCDIC codec | exception | error | ebcdic, encoding, codec, configuration |
| Cannot decode field of type from . | exception | error | ebcdic, layout, decode, mainframe |
| Model ' ' not found in artifacts_path. Expected location… | exception | error | vlm, vllm, offline, model-download, artifacts-path |
| Could not find assistant response in decoded text | validation | error | chart-extraction, granite-vision, llm-output, parsing |
| LibreOffice is required to convert a . | exception | error | libreoffice, environment, dependency, docx, conversion |
| Cannot convert Box Note with hash | exception | error | box-note, validation, convert |
| Record length is shorter than the -byte record prefix. | exception | error | ebcdic, layout, record-length, decode |
| Cannot convert csv with unknown delimiter | exception | warning | csv, delimiter, sniffer, convert |
| does not support ThreadedDoclingParseDocumentBackend yet… | exception | error | pipeline, vlm, backend, threading, configuration |
| Cannot convert md with | exception | error | markdown, state-check, guard |
| Model returned wrong number of pages | exception | error | pipeline, threading, custom-model, internal-invariant |
| gRPC infer call failed for model | exception | error | grpc, network, inference, timeout, runtime |
| docling-parse could not load document | exception | error | pdf, docling-parse, password, corrupt-file, document-load |
| Conversion failed for | exception | error | conversion, document-converter, error-handling, batch, pdf |
| ZIP slip attempt | validation | critical | zip-slip, security, easyocr, model-download, path-traversal |
| LibreOffice did not produce the expected output | exception | error | libreoffice, docx, conversion, silent-failure |
| No default options configured for | exception | error | input-format, format-options, document-converter, configuration, runtime-error |
| Invalid BYTES data: insufficient bytes for string of length | exception | error | kserve, serialization, bytes, tensor-decoding, remote-inference |
| DOTS JSON parsing requires VlmConvertOptions or… | exception | error | vlm, dots, options, type-error |
| Service transport request failed after retries. | exception | error | network, retry, service-client, httpx |
| Invalid JSON for nested config field | validation | error | service, json, http, form-data, validation |
| Invalid or unreadable XBRL file | exception | error | xbrl, validation, parsing, docling |
| Could not instantiate the right type of VLM pipeline | exception | error | vlm, configuration, inference-framework, options |
| No pipeline could be initialized for format | exception | error | pipeline, input-format, document-converter, conversion, configuration |
| Resource bundle contains an unsafe path | exception | error | security, zip-slip, artifact-download, service-client |
| Input ends inside : of bytes left. | exception | error | ebcdic, truncation, layout, transfer |
| Invalid RapidOCR model spec | validation | error | rapidocr, ocr, language, validation |
| {task_failure.failure.message} | exception | error | task, failure, service-client, json |
| Unsupported numpy dtype for KServe v2 gRPC input | exception | error | numpy, dtype, grpc, kserve, validation |
| invalid tesseract document orientation | exception | error | ocr, tesseract, orientation, validation |
| Service transport request failed. | exception | error | service-client, network, transport, retry |
| Resource bundle references an image outside the bundle | exception | error | security, path-traversal, artifact-download, service-client |
| RapidOCR artifacts not found or incomplete in… | exception | error | ocr, rapidocr, offline, artifacts, file-path |
| No pages to process. | exception | error | vlm, empty-input, pages, validation |
| Unsupported engine type | validation | error | engine-type, preset, exhaustiveness, object-detection, internal-error |
| Conversion failed because the provided file has no… | exception | error | conversion, format-detection, document-converter, allowed-formats, validation |
| Pipeline failed | exception | error | pipeline, error-wrapping, raises-on-error, batch |
| CUDA is not available in the system. Please ensure PyTorch… | exception | error | cuda, accelerator, environment, hardware, pytorch |
| expected coordinate origin to be | exception | error | ocr, coordinates, bounding-box, validation |
| invalid orientation , expected values in | exception | error | orientation, geometry, validation |
| The selected backend | exception | error | pipeline, backend, format-routing, paginated |
| Binary KServe response from | exception | error | http, kserve, binary-data, gateway, response-format |
| Page image dimensions | exception | error | mets, gbs, archive, data-integrity, image |
| Could not initialize XBRL backend for file with hash | exception | error | xbrl, error-handling, docling |
| The specified picture description kind is not supported | exception | error | picture-description, pipeline-options, configuration, enrichment |
| Libreoffice not found | exception | error | libreoffice, environment, dependency, docx, drawingml |
| Unsupported template type | exception | error | extraction, vlm, template, pydantic, type-error |
| Cannot specify both ocr_preset and ocr_custom_config. | validation | error | pydantic, validation, ocr, deprecation, mutually-exclusive |
| Failed to load model from | exception | error | transformers, model-loading, huggingface, environment |
| Archive member ' ' is not a regular file (directory or… | exception | error | mets, archive, security, tar, symlink |
| must be between 1 and , got . | validation | error | service-client, concurrency, validation, limits |
| Cannot specify both code_formula_preset and… | validation | error | pydantic, validation, configuration, code-formula, mutually-exclusive |
| Connections to remote services are only allowed when set… | exception | error | remote-services, configuration, kserve, object-detection, security |
| Invalid CUDA device format | exception | error | cuda, accelerator, input-validation, configuration |
| No ASR model support for | exception | error | asr, factory, options, configuration |
| The value of is not valid. When defined, it must point to a… | exception | error | artifacts-path, configuration, pipeline-setup, filesystem |
| {error_message} | exception | error | service-client, retry, http-5xx, unavailable |
| failed."} | exception | error | task, failure, service-client, conversion |
| ZIP URLs are not accepted on the convert endpoint | http | error | http, validation, zip, convert-endpoint, service |
| format is not supported in `convert_string | validation | error | api-misuse, input-format, convert-string |
| Unsupported numpy array shape | exception | error | vlm, vllm, numpy, image-processing |
| min_scene_duration_seconds must be >= 0 | validation | error | video, validation, scene-detection, constructor |
| Preset ' ' uses API_KSERVE_V2 engine which requires… | validation | error | kserve, inference-server, engine-options, preset, object-detection |
| Timed out waiting for task | exception | error | timeout, websocket, task-watcher, service-client |
| Preset ' ' not found for . Available presets | exception | error | preset, registry, lookup, stage-model, configuration |
| Access to restricted IP address not allowed | exception | error | ssrf, security, network, images |
| artifacts_path ( ) does not contain the checkpoint /… | exception | error | asr, whisper, offline, huggingface, artifacts-path |
| Engine not initialized | exception | error | code-formula, vlm, lifecycle, runtime |
| No record layout matches record type | exception | error | ebcdic, layout, record-type, decode |
| Response schema mismatch — client and server versions may… | exception | error | service-client, schema, version-mismatch, validation |
| ThreadedDoclingParseDocumentBackend only supports… | exception | error | pdf, threaded, api-misuse, not-implemented |
| Service returned HTTP | exception | error | service-client, retry, rate-limit, retry-after, unavailable |
| Unsupported VLM response format | exception | error | vlm, response-format, parsing, configuration |
| Artifact download failed with HTTP | http | error | network, http-status, presigned-url, artifact-download |
| is not known | exception | error | cli, asr, whisper, version-skew |
| Picture classifier engine is not initialized. | exception | error | classification, pipeline, initialization, pictures |
| Expected OnnxRuntimeImageClassificationEngineOptions, got | exception | error | factory, options-mismatch, configuration, onnx |
| CsvDocumentBackend could not load document with hash | exception | error | csv, encoding, document-load, utf-8 |
| Nemotron OCR artifacts not found or incomplete in… | exception | error | nemotron, ocr, artifacts, model-download, file-not-found |
| _do_prediction_on_image_to_table: duplicate cell indices… | validation | error | table-structure, ocr, validation, data-integrity |
| KServe v2 HTTP response included trailing binary output… | exception | error | http, kserve, binary-data, server-bug, protocol-mismatch |
| is not valid JSONL or a JSON summary report. | console | error | perf-tooling, json, cli, file-format |
| Cannot mix legacy picture description options… | validation | error | service, picture-description, validation, migration, deprecation |
| Resource size exceeds limit | exception | warning | network, images, size-limit, html, markdown |
| The 'openpyxl' package is required to process Excel files… | exception | error | excel, dependency, import, docling-slim |
| Unsupported URL scheme | validation | error | service-client, url, scheme, validation |
| Invalid RapidOCR model spec | validation | error | rapidocr, ocr, configuration, validation |
| prominence must be >= 0 | validation | error | video, validation, scene-detection, constructor |
| Refusing to expand oversized OOXML part | exception | error | security, zip-bomb, docx, ooxml |
| Could not load image for document | exception | error | image, pillow, corrupt-input, codec |