Top level page for the most duplicated bugs in Bugzilla, and the most frequently reported bugs on wine-devel, wine-users, the user forum, IRC, and the AppDB.
Current known issues
Not bugs in Wine (but may still cause problems)
| #7991 | Rendering is garbled when a program needs to use the maximum number of shader constants of a graphic card |
| #10841 | Restore display resolution when focus is lost or on exit |
| #18118 | Multiple DOS apps/games fail to start in DOSBox when started from Wine (need DOSBox > 0.74) |
| #31882 | Many multithreaded gui apps randomly deadlock in winex11 driver surface section |
| #32479 | Multiple applications crash or fail to establish secure server connections (Wine package built with 32-bit GnuTLS 2.6 while host provides 2.8) |
| #34166 | Fullscreen flickering on Mac |
| #37347 | Black screen or distorted graphics with Intel drivers (Mesa bug 84651) |
| #41637 | Delphi: Wineserver stuck / not responding since linux-4.8.3 (kernel bug fixed in 4.9.7) |