https://bugs.kde.org/show_bug.cgi?id=372305
--- Comment #13 from Kirill Romanov <djal...@gmail.com> --- Created attachment 117511 --> https://bugs.kde.org/attachment.cgi?id=117511&action=edit New crash information added by DrKonqi kwin_x11 (5.14.5) using Qt 5.11.2 - What I was doing when the application crashed: Just open my laptop after suspen. This happens to me only when second monitor connected to my laptop -- Backtrace (Reduced): #6 KWin::ContrastEffect::uploadRegion (this=this@entry=0x564330207890, map=@0x7ffdb34cd698: 0x7f2954425790, region=...) at ./effects/backgroundcontrast/contrast.cpp:281 #7 0x00007f2975638404 in KWin::ContrastEffect::uploadGeometry (this=this@entry=0x564330207890, vbo=vbo@entry=0x5643303b5230, region=...) at ./effects/backgroundcontrast/contrast.cpp:299 #8 0x00007f2975639965 in KWin::ContrastEffect::doContrast (this=this@entry=0x564330207890, w=w@entry=0x564330563d50, shape=..., screen=..., opacity=0, screenProjection=...) at ./effects/backgroundcontrast/contrast.cpp:442 #9 0x00007f297563a35b in KWin::ContrastEffect::drawWindow (this=this@entry=0x564330207890, w=w@entry=0x564330563d50, mask=mask@entry=2, region=..., data=...) at ./effects/backgroundcontrast/contrast.cpp:419 #10 0x00007f29788ab11e in KWin::EffectsHandlerImpl::drawWindow (this=this@entry=0x5643303fd890, w=w@entry=0x564330563d50, mask=mask@entry=2, region=..., data=...) at ./effects.cpp:456 -- You are receiving this mail because: You are watching all bug changes.