http://bugs.winehq.org/show_bug.cgi?id=18914
--- Comment #1 from Henri Verbeet hverbeet@gmail.com 2009-06-12 12:47:32 --- Well, it's uninitialized on failure. I think WBCF_CreateInstance() should be handling this. Out of curiosity, does this cause problems in an application? The only way I see TaskbarList_Create() fail is either by HeapAlloc() failing, or the caller trying to aggregate the interface.