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facebookresearch/detectron2
Detectron2 is a platform for object detection, segmentation and other visual recognition tasks. · Python · 428 source files
Analyzed at a2f4a8771a on 2026-08-27. 45 documented errors.
| Code / Message | Type | Severity | Tags |
|---|---|---|---|
| Unsupported: ONNX export of repeat_interleave for unknown… | exception | error | onnx, export, pytorch, repeat-interleave, dynamic-shape |
| Relative import of directories is not allowed within config… | exception | error | config-file, relative-import, lazy-config |
| Cannot match one checkpoint key to multiple keys in the… | exception | error | checkpoint, state-dict, model-loading, detectron2 |
| Cannot import from . | exception | error | config-file, relative-import, lazy-config, directory |
| Attribute ' ' does not exist in the metadata of dataset '… | exception | error | metadata, registry, detectron2 |
| Unknown training sampler | exception | error | dataloader, sampler, detectron2, config |
| Mismatched image shape | exception | error | detectron2, image-size, dataset-metadata, data-integrity |
| Unknown geometric structure | exception | error | detectron2, cityscapes, shapely, polygon-conversion |
| Unsupported type for argument `serailzie | exception | error | detectron2, typeerror, argument-validation, serialization |
| Trying to update key | exception | error | config-override, omegaconf, lazy-config, hydra |
| Encountered category_id= | exception | error | detectron2, coco, category-id, keyerror |
| File not found on main worker. | exception | error | distributed, checkpoint, file-not-found, ddp |
| Class with @configurable must have a 'from_config'… | exception | error | config, configurable, detectron2, init |
| Config file has syntax error! | exception | error | config-file, syntax-error, lazy-config, python |
| Attribute ' ' does not exist in the metadata of dataset '… | exception | error | metadata, registry, detectron2 |
| No built-in metadata for dataset | exception | error | detectron2, lvis, metadata, dataset-registration |
| must take 'cfg' as the first argument! | exception | error | config, configurable, signature, detectron2 |
| Unsupported type for concatenation | exception | error | detectron2, instances, concatenation, type-mismatch |
| Unknown segmentation type | exception | error | detectron2, coco-export, segmentation, rle, typeerror |
| Unsupported query remaining: f | exception | error | checkpoint, url-query, invalid-argument |
| Conversion from BoxMode | exception | error | detectron2, box-mode, geometry, not-implemented |
| target of LazyCall must be a callable or defines a… | exception | error | lazy-config, detectron2, type-error, instantiation |
| anchor_boundary_thresh is a legacy option not implemented… | exception | error | detectron2, rrpn, config, anchors |
| bias_lr_factor requires base_lr | exception | error | detectron2, optimizer, solver, config |
| Cannot create PolygonMasks: Expect a list of list of… | exception | error | detectron2, polygon-masks, annotation-format |
| Cannot find field ' ' in the given Instances! | exception | error | detectron2, instances, attribute-error |
| Cannot import name from : does not exist. | exception | error | config-file, import-error, file-not-found, lazy-config |
| model not present in the catalog | exception | error | model-zoo, catalog, pretrained-weights |
| Cannot create polygons: Expect a list of polygons per… | validation | error | detectron2, polygon-masks, annotation-format |
| Conflicting overrides for 'bias' | exception | error | detectron2, optimizer, conflicting-config |
| bbox has to be 1-dimensional. Got shape= | exception | error | detectron2, coco-export, numpy, bbox-shape |
| Unknown LR scheduler | exception | error | detectron2, lr-scheduler, config |
| Dataset ' ' is not registered! Available datasets are | exception | error | dataset, registry, detectron2 |
| Config file has to be a python or yaml file. | exception | error | config-file, file-extension, lazy-config |
| _LRMultiplier(multiplier=) must be an instance of fvcore… | exception | error | detectron2, lr-scheduler, fvcore, type-mismatch |
| total_batch_size and single_gpu_batch_size are mutually… | exception | error | dataloader, batch-size, detectron2, config |
| Empty Instances does not support __len__! | exception | error | detectron2, instances, len, empty-result |
| deletion is not yet a supported override | exception | error | config-override, hydra, lazy-config, not-implemented |
| lr_factor_func requires base_lr | exception | error | detectron2, optimizer, solver |
| `Instances` object is not iterable! | exception | error | detectron2, instances, iteration |
| Unknown warmup method | exception | error | detectron2, lr-scheduler, warmup, config |
| Instances index out of range! | exception | error | detectron2, instances, index-error |
| One annotation of image | exception | error | detectron2, coco, dataset-validation, bbox |
| Milestones should be a list of increasing integers. Got | exception | error | detectron2, lr-scheduler, milestones, config |
| bbox has to has length 4 or 5. Got | exception | error | detectron2, coco-export, bbox-length, validation |