Please check that your PC meets our minimum requirements - https://cascadeur.com/help/category/6

If it does, please send us:
  1. logs from C:\Users%user%\AppData\Local\Nekki Limited\Cascadeur\logs
  2. DxDiag file. (Press Win+R keys, type dxdiag in the field and press OK, then save data by clicking Save All Information...)
  3. files from the Dumps folder