The following help you to fix errors or problems that you might encounter when using Extension for Stable Diffusion on AWS. **Error: It presents error message 'RuntimeError: "LayerNormKernelImpl" not implemented for 'Half'' when I use txt2img inference function** The error appears when deploying webUI frontend. It's recommended to start webUI adding `--precision full --no-half` ``` ./webui.sh --skip-torch-cuda-test --precision full --no-half ``` **Error: I cannot install python venv on Ubuntu using `python3 -m venv env`** The error comes out when your system's default is Python 3.9, and Ubuntu 20.04 is Python 3.8. User can install venv package using `sudo apt install python3.8-venv` to explicitly mentioning the full version of Python.