TTT Server join crash


since today i expierience a crash once i join a ttt server every other server is playable but ttt not can you help me?
The game just closes without any errors or popups.

What i did:

  • Removed all addons
  • Removed Garrys mod and
  • Reinstalled
  • Downgraded my graphics driver
  • Restarted PC and Steam

Here is also the crash dump: