Left and right monitor have different background pictures 'L' and 'R'. Left monitor effect: 'L' -> 4 small 'L' -> 'L' (OK) Right monitor effect: 'R' -> 'L' -> 4 small 'R' -> 'L' -> 'R' (bug leads to flickering) Correct effect: 'R' -> 4 small 'R' -> 'R' as in KDE 4.7 Reproducible: Always Steps to Reproduce: 1. Press Ctrl+F8 with 2 monitors with different background pictures (nvidia twinview) 2. 3.
It only happen with: Ctrl+F1 -> Ctrl+F8 -> Ctrl+F8 and Ctrl+F3 -> Ctrl+F8 -> Ctrl+F8 flickering on right monitor It's perfect with: Ctrl+F2 -> Ctrl+F8 -> Ctrl+F8 and Ctrl+F4 -> Ctrl+F8 -> Ctrl+F8 smooth and perfect
*** This bug has been marked as a duplicate of bug 294322 ***