I'm playing with QSharedMemory and I'm not sure if I just found a serious bug or I'm doing something wrong. The case is that docs say that QSharedMemory::create() should return true if no memory with the same key exists, otherwise it should return false and QSharedMemory::error() should be checked to see what happened.

Complete StackOverflow thread: http://stackoverflow.com/questions/13120374/qsharedmemory-inconsistent-behaviour-in-windows