ErrLookup › AUTOMATIC1111/stable-diffusion-webui
AUTOMATIC1111/stable-diffusion-webui
Stable Diffusion web UI · Python · 234 source files
Analyzed at 82a973c043 on 2026-08-14. 58 documented errors.
| Code / Message | Type | Severity | Tags |
|---|---|---|---|
| model not found | exception | error | api, checkpoints, configuration, runtimeerror, stable-diffusion-webui |
| A tensor with NaNs was produced. Use --disable-nan-check… | exception | critical | pytorch, nan, fp16, gpu, configuration, stable-diffusion-webui |
| Unable to find model info | exception | error | upscaler, dat, model-loading, stable-diffusion-webui |
| Lora layer matched a layer with unsupported type | exception | error | lora, pytorch, model-loading, stable-diffusion-webui |
| Could not find a module type | exception | error | lora, safetensors, model-loading, stable-diffusion-webui |
| When merging inpainting model with a normal one, A must be… | exception | error | model-merge, inpainting, checkpoint, stable-diffusion |
| Request to local resource not allowed | http | error | api, security, ssrf, network, http-500, stable-diffusion-webui |
| global ' / ' is forbidden | validation | error | security, pickle, checkpoint, torch-load, sandbox |
| Not enough memory, use lower resolution | exception | error | gpu, vram, attention, out-of-memory, optimization |
| Multiple data.pkl found in | validation | error | pytorch, checkpoint, zip, model-loading, pickle-security |
| No codeformer model found | exception | error | codeformer, face-restoration, model-download, offline, stable-diffusion-webui |
| bad file inside | validation | error | security, pickle, zip, checkpoint, validation |
| Received a different number of prompts | validation | error | processing, prompts, batch, validation, api |
| data.pkl not found in | validation | error | security, pickle, checkpoint, file-format, corruption |
| Prompt S/R did not find | exception | error | stable-diffusion-webui, xyz-grid, prompt, validation, user-input |
| Invalid image format | http | error | api, configuration, image-encoding, http-500, stable-diffusion-webui |
| value " " out of range [ , ] | validation | error | stable-diffusion-webui, xyz-grid, range-validation, numeric, configuration |
| Script ' ' not found | http | error | api, fastapi, http-422, scripts, stable-diffusion-webui |
| script not found | exception | error | stable-diffusion-webui, scripts-api, script-runner, lookup, extension |
| Incorrect username or password | http | error | api, authentication, http-401, http-basic, stable-diffusion-webui |
| Couldn't identify as neither textual inversion embedding… | exception | error | embeddings, textual-inversion, model-loading, validation |
| Invalid learning rate schedule. It should be a number or… | validation | error | training, textual-inversion, validation, user-input |
| could not find upscaler named | validation | error | hires-fix, upscaler, processing, validation |
| Cannot have a selectable script in the always on scripts… | http | error | api, scripts, http-422, validation, stable-diffusion-webui |
| File cannot be fetched | validation | error | security, path-traversal, http, extra-networks, preview |
| hypernetwork uses an unsupported activation function | exception | error | hypernetwork, activation-function, validation, stable-diffusion |
| Could not find checkpoint with name | validation | error | hires-fix, checkpoint, processing, model-files |
| not possible to set ' ' because it is restricted with… | validation | warning | options, settings, paths, deployment, permissions |
| bad options item type | exception | error | ui, settings, extensions, configuration, gradio |
| Invalid encoded image | http | error | api, base64, image-decoding, http-500, validation, stable-diffusion-webui |
| Sampler not found | http | error | api, samplers, http-400, validation, stable-diffusion-webui |
| DAT data missing | exception | error | upscaler, dat, model-download, offline, stable-diffusion-webui |
| always on script not found | http | error | api, scripts, http-422, validation, stable-diffusion-webui |
| . Command: Error code: stdout: stderr | exception | critical | startup, subprocess, pip, launch, environment |
| Invalid image url | http | error | api, network, image-decoding, http-500, stable-diffusion-webui |
| Requests not allowed | http | error | api, security, ssrf, http-500, stable-diffusion-webui |
| Unknown checkpoint | exception | error | stable-diffusion-webui, xyz-grid, checkpoint, model-loading, validation |
| Extension with this URL is already installed | exception | warning | extensions, git, installation, duplicate |
| Key is not defined as initialization! | validation | error | hypernetwork, weight-init, validation, stable-diffusion |
| Model not found | http | error | api, interrogate, http-404, validation, stable-diffusion-webui |
| Sampler is not supported for SDXL | exception | error | sampler, sdxl, api, validation |
| Init image not found | http | error | api, img2img, http-404, validation, stable-diffusion-webui |
| No checkpoints found. When searching for checkpoints… | exception | critical | model-loading, checkpoint, startup, configuration |
| No GFPGAN model found | exception | error | gfpgan, face-restoration, model-files, stable-diffusion |
| bad number of images passed | validation | error | img2img, batch, processing, validation |
| Torch is not able to use GPU; add --skip-torch-cuda-test to… | exception | critical | startup, cuda, gpu, torch, environment |
| TAESD model not found | exception | warning | vae, live-preview, network, download, taesd |
| not possible to set ' ' because it is restricted | validation | warning | options, settings, api, permissions |
| Unknown sampler | exception | error | stable-diffusion-webui, xyz-grid, sampler, validation, configuration |
| File cannot be fetched | validation | warning | http, validation, extra-networks, preview, file-extension |
| When merging instruct-pix2pix model with a normal one, A… | exception | error | model-merge, instruct-pix2pix, checkpoint, stable-diffusion |
| does not describe a BCHW tensor | validation | error | upscaling, tensor, image-processing, batch, validation |
| RealESRGAN data missing | exception | error | realesrgan, upscaler, model-files, download |
| Unknown prompt type | validation | error | script, prompt-matrix, api, validation, user-input |
| File cannot be fetched | validation | error | base64, image-decoding, metadata, extra-networks, cover-image |
| Image not found | http | error | api, interrogate, http-404, validation, stable-diffusion-webui |
| Unknown variations delimiter | validation | error | script, prompt-matrix, api, validation, user-input |
| Model file not found | exception | error | hat, upscaler, model-files, file-not-found |