> For the complete documentation index, see [llms.txt](https://docs.datarhei.com/restreamer/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.datarhei.com/restreamer/knowledge-base/troubleshooting.md).

# Troubleshooting

- [Basic Troubleshooting](https://docs.datarhei.com/restreamer/knowledge-base/troubleshooting/basic-troubleshooting.md): Most errors have only a tiny cause and are easy to fix. What you have to check first is described in this document in 3 steps.
- [Encoding compatibility list](https://docs.datarhei.com/restreamer/knowledge-base/troubleshooting/encoding-compatibility-list.md): These encoders work well with the Restreamer.
- [Understand different error messages?](https://docs.datarhei.com/restreamer/knowledge-base/troubleshooting/understand-different-error-messages.md)
- [Why do I see ENV and cannot select anything?](https://docs.datarhei.com/restreamer/knowledge-base/troubleshooting/why-do-i-see-env-and-cannot-select-anything.md): In the user interface, there are always settings marked with ENV and locked for selection.
- [No video](https://docs.datarhei.com/restreamer/knowledge-base/troubleshooting/no-video.md): The errors with the video source can be multilayered.