Same problem here, any fix?

Gonna post a list of things to check. Please go through these first and get back to if it fixed your problem.

• Does it work if you start in dev mode? (Click the arrow beside Play in the launcher and check “Use Dev Exe”)
• Try starting in windowed mode (Open c:\username\Documents\My Games\Ironclad Games\Sins of a Solar Empire Rebellion\Setting\rebellion.user.setting and change VideoIsWindowed TRUE to FALSE
• Try pressing alt-enter after starting it in windowed mode.
• Disable any Nahimic sound stuff.
• Verify you have the latest graphic drivers.
• In the NVIDIA control panel try different scaling settings.
• Try different resolutions.
• Try reducing any in-game graphic settings.
• Right click > options > compatibility > disable fullscreen optimisation
• Verify the game cache
• Go to Windows Defender->Virus and Threat Protection->Virus and Threat Protection Settings->Manage Controlled Folder Access and try removing the Sins install folder.
• Go to the game install folder. Right click on sins of a solar empire rebellion.exe, select properties, compatability. check the box for disable fullscreen optimization. then click change high dpi settings. check