Comfy-Org/ComfyUI
Documented errors, page 3 of 8. Back to Comfy-Org/ComfyUI
| Code / Message | Type | Severity | Tags |
|---|---|---|---|
HASH_CHECK_FAILED Backend error while checking asset hash. | http | error | http-4xx, json, provider, http |
| MergeSplat: batch size mismatch | validation | error | gaussian-splatting, shape-mismatch, batch, merge |
| Unknown strategy | validation | error | comfyui, node-input, enum-validation, video |
| ERROR: audio encoder file is invalid or unsupported… | exception | error | audio, model-loading, wav2vec2 |
| File3DToSplat: .ksplat has no splats | validation | error | gaussian-splatting, ksplat, empty-input, file-format |
| Kling initial request failed. Code | exception | error | kling, api-error, task-creation, response-validation |
| Math Expression ' ' produced a result too large to… | validation | error | math, overflow, expression-eval, float |
| SeedVR2 conditioning shape must match latent… | validation | error | seedvr2, shape-mismatch, conditioning, validation |
| Unknown context_schedule | validation | error | context-windows, validation, enum |
| Audio duration must be at most | validation | error | audio, api-nodes, validation, input-validation |
| Unrecognized optical flow model format: expected a… | validation | error | optical-flow, raft, model-loading, state-dict |
| Asset video total pixels (W×H) must be in [409600, 927408]… | validation | error | bytedance, seedance, asset, video, resolution, validation |
| Expected torch.Tensor, got | validation | error | dataset, type-error, tensor, comfyui |
| HeyGen accepts at most 3 reference images; got | exception | error | heygen, avatar-creation, reference-images, input-validation |
| Unsupported text format | validation | error | text, save, combo-validation, file-output |
| Exponent exceeds maximum allowed ( ) | validation | warning | math, expression, dos-guard, pow, limits |
| H.264 output requires even dimensions, got | exception | error | video, h264, odd-dimensions, transcode |
| MiniMax H3 supports batch size 1 | exception | error | minimax, video, batch-size, latent |
| Output size ( x = pixels) exceeds maximum allowed size of… | validation | error | magnific, upscale, pixel-limit, input-validation, comfy-api-nodes |
| Gemini API blocked the request. Reasons | exception | error | comfyui, gemini, content-moderation, image-generation, safety-filter |
| LAYERS item blend_mode | validation | error | validation, layers-document, blend-mode, comfyui |
| MergeSplat: connect at least one splat. | validation | error | gaussian-splatting, empty-input, node, workflow |
| Total reference video duration is | validation | error | bytedance, seedance, video, validation, duration, api-nodes |
| Unknown resblock type | exception | error | vocoder, audio, config, model-loading |
| HiDreamO1Transformer requires input_ids and position_ids in… | validation | critical | hidream-o1, conditioning, input-validation, forward |
| Model in folder ' ' with filename ' ' not found. | exception | error | model-loading, file-not-found, folder-paths |
| node_id must be provided if not in executing context | exception | error | progress-bar, api, node-execution, custom-nodes |
| Temperature is not supported. | validation | error | mochi, genmo, vae, not-implemented |
| Empty response from Seed model. | exception | error | comfyui, bytedance, seed-llm, empty-response, api-error, transient |
| SeedVR2 VideoAutoencoderKLWrapper.decode: `seedvr2_tiling`… | exception | error | seedvr, vae, decode, tiling, type-error |
| y is None, did you try using a controlnet for SDXL on SD1? | exception | error | controlnet, sdxl, model-mismatch |
| Invalid image dimensions | validation | error | validation, image, tensor, shape |
| Missing MXFP8 block scales for layer | exception | error | quantization, mxfp8, scales, checkpoint |
| Order too high for step | validation | error | sampling, lms, multistep, warmup, validation |
| The model supports at most input image ; are connected. | exception | error | grok, xai, image-editing, input-validation, limit, comfy-api-nodes |
UPLOAD_IO_ERROR Failed to receive uploaded file. | http | error | http-4xx, text-body, provider, http |
| Astra 2 with a prompt is limited to | validation | error | topaz, video, frame-limit, astra-2, validation |
| **** ERROR: Saving image outside the output folder is not… | exception | error | security, path-traversal, save-image, output-folder |
| Unable to connect to the network. Please check your… | exception | error | network, connectivity, upload, diagnostics |
| Missing INT8 weight scale for layer | validation | critical | quantization, int8, checkpoint-loading, state-dict |
| Unsupported PiD v1.5 latent projection with | exception | error | model-detection, pid, checkpoint, channels |
| a frame guide clip at frame_idx does not fit in the video's… | validation | error | minimax-h3, frame-index, bounds, guide-clip |
| ar_video sampler requires 5-D video latents [B,C,T,H,W], got | validation | error | sampling, ar-video, causal-wan, video, latent-shape, validation |
| Expected waveform tensor shape (1, channels, samples) | validation | error | audio, tensor-shape, pyav, validation |
| unknown merge strategy | exception | error | video, animatediff, config, validation |
| Gemini API blocked the request. Reason | exception | error | comfyui, gemini, content-moderation, safety-filter, api-error |
| Reference mode ' ' requires selecting a preset voice. | validation | error | comfyui, bytedance, seed-audio, validation, enum |
| Unknown x_format | exception | error | cosmos, tensor-layout, custom-nodes, forward |
| Dataset folder not found in | validation | error | dataset, not-found, filesystem, comfyui |
| Failed to resize video | exception | error | video, pyav, wrapper-exception, resize |
| Missing ConvRot W4A4 weight scale for layer | validation | critical | quantization, w4a4, convrot, checkpoint-loading |
| The generation was blocked by Ideogram's content safety… | exception | error | ideogram, content-filter, moderation, image-generation |
| Unsupported dtype | validation | error | fp8, dtype, quantization, validation |
| Video duration must be at least | validation | error | validation, video, duration |
| Duration is only supported for 5 or 10 seconds if there is… | validation | error | kling, video, duration, model-validation, api-nodes |
| s exceeds the input video duration ( s). | validation | error | runway, aleph2, timestamp, validation, video |
| MiniMax Music3 generated zero audio frames | exception | error | minimax, music, audio-generation, inference |
| The API service appears unreachable at this time. | exception | error | network, api, server-error, upload |
| Up to images are supported per request. | validation | error | comfyui, bytedance, seed-llm, validation, limit, image-batch |
| Aspect ratio must be 'X:Y' (e.g., 16:9), got | validation | error | api-nodes, validation, aspect-ratio, parsing |
ASSET_NOT_FOUND AssetReference not found | exception | error | database, assets, not-found, soft-delete |
| eta must be 0 for reverse sampling | validation | error | sampling, dpm-solver, eta, argument-order, sde |
| MiniMax Music3 prompt has | exception | error | minimax, music, tokenizer, prompt-length, llm |
| SeedVR2Conditioning: model object does not match expected… | exception | error | seedvr2, model-loading, type-mismatch, workflow-wiring |
| The provided model does not have a heatmap_head. Please use… | exception | error | sdpose, pose-estimation, model-loading, checkpoint |
| Unknown quantization format for layer | exception | error | quantization, checkpoint, ops, metadata |
EMPTY_UPLOAD Uploaded file is empty. | http | error | network, outage, provider, api-server |
| Mask and Image must be the same size | exception | error | openai, dalle2, mask, image-edit, dimensions |
| The 'end_frame' input cannot be used simultaneously with… | validation | error | kling, video, storyboards, mutual-exclusion, api-nodes |
| Unsupported quantization format | validation | critical | quantization, version-mismatch, checkpoint-loading, config |
| At least one reference image must be provided. | validation | error | happy-horse, wan, api-node, validation, reference-image |
| Expected 4D image tensor, got | validation | error | dataset, tensor-shape, type-guard, comfyui |
| Need at least hooks to combine, but only had . | exception | error | hooks, conditioning, validation, workflow |
| Task creation fails with code= | exception | error | wavespeed, api-node, task-creation, upstream-error, video-upscale |
| This image cannot be upscaled by Bria at any multiplier: it… | validation | error | comfyui, bria, upscale, limits, aspect-ratio |
| Upscale model must be a single-image model. | exception | error | upscale, model-loading, super-resolution |
| Gemini API returned no response candidates. If you are… | exception | error | comfyui, gemini, image-generation, empty-response, modality |
| Luma API did not return a generation id. | exception | error | luma, api-contract, generation-id, runtime, comfy-api-nodes |
| Resolution is only supported by GPT Image 2 model | validation | error | openai, gpt-image, resolution, validation |
| schedule ' ' unknown. | exception | error | scheduler, diffusion, config, validation |
| Seed API error ( ) | exception | error | comfyui, bytedance, seed-llm, api-error, auth, quota |
| The 'end_frame' input cannot be used simultaneously with… | validation | error | kling, video, input-validation, mutual-exclusion, api-nodes |
| does not have a NONE member to map None to | validation | error | enum, validation, audio-vae, constructor |
| Could not determine duration for file | exception | error | video, duration, metadata, pyav, corrupt-file |
| Invalid latent_log_var | validation | error | config, encoder, video-vae, ltx |
| invalid tokenizer | validation | error | tokenizer, sentencepiece, file-not-found, text-encoder |
| SeedVR2 requires conditioning latents from the… | validation | error | seedvr2, conditioning, model-wiring, validation |
| Masks must be provided if two audio encoder outputs are… | validation | error | wan, audio-video, two-speakers, masks |
| Provide only one of first_frame or first_frame_asset_id… | validation | error | bytedance, seedance, validation, input-conflict, api-nodes |
| Qwen Fun ControlNet requires a control hint image. | exception | error | qwen-image, controlnet, control-image, validation |
| Large files are not currently supported. Please open an… | exception | error | topaz, video, upload, multipart, not-implemented |
| LAYERS item type is not supported yet | validation | error | validation, layers-document, layer-type, comfyui |
| Scalar feature is not implemented yet. | exception | error | cosmos, not-implemented, forward, conditioning |
| TrimAudioDuration: Start time must be less than end time… | validation | error | audio, trim, parameter-validation |
| Version not found in releases | exception | error | frontend, validation, versioning |
| Compositor canvas x exceeds the maximum supported size of x | validation | error | limits, canvas, memory, comfyui |
| MiniMax Music3 text encoder checkpoint is missing… | validation | error | text-encoder, tokenizer, checkpoint, minimax, music |
| Selected resolution ( x ) is smaller than the input video (… | validation | error | hitpaw, video-enhance, resolution, input-validation |
| The generated keyframes were recorded at | validation | error | ltx, keyframes, resolution-mismatch, upsample |
| File3DToSplat: invalid .spz (bad magic) | validation | error | gaussian-splatting, spz, corrupt-file, file-format |