> For the complete documentation index, see [llms.txt](https://docs.timeinpixels.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.timeinpixels.com/nobe-omniscope/troubleshooting/scratch-stuck-at-sdi-startup-screen.md).

# Scratch stuck at SDI startup screen

After connecting to SDI plugin in Scratch the image doesn't update - it's stuck on the startup SDI screen.

![The signal from Scratch is stuck at this](/files/-MUhWUIZ0jnR9cKbznJV)

### Resolution

Make sure Enable Output button is enabled in Settings / Monitors:

![](/files/-MUhWu5qRDpymyhB5TTx)