Serious Sam 3 Cannot Set Display Mode Top

Corrupted shader caches or driver profiles cause the D3DERR_INVALIDCALL error.

If the error appears when alt-tabbing or changing settings: serious sam 3 cannot set display mode top

Before diving into solutions, it helps to know why this happens. Serious Sam 3 uses an older version of the Serious Engine. Unlike modern games that auto-detect your monitor’s native resolution and refresh rate on launch, Serious Sam 3 relies on a static configuration file. The error appears when: Corrupted shader caches or driver profiles cause the

The key takeaway: You cannot fix this from inside the game. You’ll need to edit files manually or use launch parameters. The key takeaway: You cannot fix this from inside the game