cLick1338

Results 2 issues of cLick1338

I changed Mirror.cs:218 from if(!descriptor.Equals(m_PreviousDescriptor)) to if(!descriptor.Equals(m_PreviousDescriptor) || m_RenderTexture == null) Not sure if ideal but works for me.

### Checklist - [x] I can reproduce the bug with the latest version given [here](https://github.com/FossifyOrg/Gallery/releases/latest). - [x] I made sure that there are **no existing issues** - [open](https://github.com/FossifyOrg/Gallery/issues) or [closed](https://github.com/FossifyOrg/Gallery/issues?q=is%3Aissue+is%3Aclosed)...

bug