The problem exists for the current master, and seem independent of the garbage collector choosen (incl. boehm/sgen/ext. boehm). -- View this message in context: http://mono.1490590.n4.nabble.com/Strange-Crash-with-mono-3-2-3-Qt-5-2-1-tp4661905p4661910.html Sent from the Mono - Dev mailing list archive at Nabble.com.