If you encounter issues using ComfyUI, please try using the image reading workflow below. Hopefully, it will help solve the problem.
Image posted by WAI0731

If you are using WEBUI, please be sure to use this plugin as it can conveniently generate combinations of characters and actions.
WAI-NSFW-illustrious-SDXL V8.0 模型人物提示器 / Built-in Character Prompt Generator (對應V8以上版本) | Civitai

This plugin can directly suggest thousands of existing character models, along with a feature for randomly selecting characters.

V8-V12 are all well compatible.

Character Select SAA
This is a Stand Alone App with AI prompt, Semi-auto Tag Complete and ComfyUI/WebUI API support.

Now supports 5058 (includes multiple costumes) Character list.

https://github.com/mirabarukaso/character_select_stand_alone_app

One-Click embedded package
In case you don't know how to build your own Python enverment, try the embeded_env_for_SAA
Down and unzip to your computer
Db-click #run_XX.bat

https://huggingface.co/datasets/flagrantia/character_select_stand_alone_app/resolve/main/embeded_env_for_SAA.zip

下载解压到任意目录，运行 #run_CN

Download and extract to any directory. Run #run_CN or #run_EN

Online Quick search character for V12.
Character Select Saa - a Hugging Face Space by flagrantia
Please do not add too many quality and aesthetic-related tags, nor overly long negative prompts, as this will actually reduce image quality and make it more blurry.
v13
New training data.

Better support for natural language.

More compositions.

Recommended settings:
Steps: 15-30

CFG scale: 5-7

Sampler: Euler a

The VAE is already integrated, please do not ask such questions anymore.

use size larger than1024x1024 for the original dimensions.

Hires upscale: 1.5, Hires steps: 20, Hires upscaler: R-ESRGAN 4x+ Anime6B,Denoising strength: 0.35~0.5

There are four safety rating tags: general, sensitive, nsfw,explicit.
Users are expected to consciously add "nsfw" to negative prompts to filter inappropriate content.

Positive Prompt

masterpiece,best quality,amazing quality,
Negative Prompt

bad quality,worst quality,worst detail,sketch,censor,