InvokeAI/docs/help/TROUBLESHOOT.md
2022-11-06 09:27:59 -08:00

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---
title: F.A.Q.
---
# :material-frequently-asked-questions: F.A.Q.
## **Frequently-Asked-Questions**
Here are a few common installation problems and their solutions. Often these are
caused by incomplete installations or crashes during the install process.
---
### During `conda env create`, conda hangs indefinitely
If it is because of the last PIP step (usually stuck in the Git Clone step, you
can check the detailed log by this method):
```bash
export PIP_LOG="/tmp/pip_log.txt"
touch ${PIP_LOG}
tail -f ${PIP_LOG} &
conda env create -f environment-mac.yaml --debug --verbose
killall tail
rm ${PIP_LOG}
```
**SOLUTION**
Conda sometimes gets stuck at the last PIP step, in which several git
repositories are cloned and built.
Enter the stable-diffusion directory and completely remove the `src` directory
and all its contents. The safest way to do this is to enter the stable-diffusion
directory and give the command `git clean -f`. If this still doesn't fix the
problem, try "conda clean -all" and then restart at the `conda env create` step.
To further understand the problem to checking the install lot using this method:
```bash
export PIP_LOG="/tmp/pip_log.txt"
touch ${PIP_LOG}
tail -f ${PIP_LOG} &
conda env create -f environment-mac.yaml --debug --verbose
killall tail
rm ${PIP_LOG}
```
---
### `invoke.py` crashes with the complaint that it can't find `ldm.simplet2i.py`
Or it complains that function is being passed incorrect parameters.
**SOLUTION**
Reinstall the stable diffusion modules. Enter the `stable-diffusion` directory
and give the command `pip install -e .`
---
### Missing modules
`invoke.py` dies, complaining of various missing modules, none of which starts
with `ldm`.
**SOLUTION**
From within the `InvokeAI` directory, run `conda env update` This is also
frequently the solution to complaints about an unknown function in a module.
---
### How can I try new features
There's a feature or bugfix in the Stable Diffusion GitHub that you want to try
out.
**SOLUTIONS**
#### **Main Branch**
If the fix/feature is on the `main` branch, enter the stable-diffusion directory
and do a `git pull`.
Usually this will be sufficient, but if you start to see errors about missing or
incorrect modules, use the command `pip install -e .` and/or `conda env update`
(These commands won't break anything.)
`pip install -e .` and/or `conda env update -f environment.yaml`
(These commands won't break anything.)
#### **Sub Branch**
If the feature/fix is on a branch (e.g. "_foo-bugfix_"), the recipe is similar,
but do a `git pull <name of branch>`.
#### **Not Committed**
If the feature/fix is in a pull request that has not yet been made part of the
main branch or a feature/bugfix branch, then from the page for the desired pull
request, look for the line at the top that reads "_xxxx wants to merge xx
commits into lstein:main from YYYYYY_". Copy the URL in YYYY. It should have the
format
`https://github.com/<name of contributor>/stable-diffusion/tree/<name of branch>`
Then **go to the directory above stable-diffusion** and rename the directory to
"_stable-diffusion.lstein_", "_stable-diffusion.old_", or anything else. You can
then git clone the branch that contains the pull request:
`git clone https://github.com/<name of contributor>/stable-diffusion/tree/<name of branch>`
You will need to go through the install procedure again, but it should be fast
because all the dependencies are already loaded.
---
### CUDA out of memory
Image generation crashed with CUDA out of memory error after successful
sampling.
**SOLUTION**
Try to run script with option `--free_gpu_mem` This will free memory before
image decoding step.