Created attachment 174936 [details] screenshot of error message SUMMARY I was working in Krita (nightly build) when an error popped up, causing krita to crash.. I don't know why this happened: ASSERT (krita): "m_d->state == Private::Waiting ForFrame" in file C:/builds/graphics/krita/libs/ui/ kis_animation_cache_populator.cpp, line 387 STEPS TO REPRODUCE 1. ??? OBSERVED RESULT an error popped up, causing krita to crash. EXPECTED RESULT SOFTWARE/OS VERSIONS Windows: macOS: (available in the Info Center app, or by running `kinfo` in a terminal window) Linux/KDE Plasma: KDE Plasma Version: KDE Frameworks Version: Qt Version: ADDITIONAL INFORMATION