The operation of webui is actually venvcarried out in the virtual environment named, so when launch.pyrunning, you must first activate source venv/bin/activatethe virtual environment venv.
1. Error: Couldn't install gfpgan
Reason: The problem of the agent should be that the agent was hung up during installation, so there is no way to install it directly.
Solution: I feel that it should be possible to disable the proxy, but I haven't tried it. Or launch.pyadd https://ghproxy.com/the following picture to the file:
2、NotImplementedError: No operator found for memory_efficient_attention_forward with inputs:
Reason: xformers version problem, version 0.0.18 is suitable for pytorch2.0, and the default version of webui is 1.13.1, so it is not compatible. Can be python -m xformers.infoused to check xformersthe fit.
Solution: lower xformersthe version,pip install xformers==0.0.16