I\'ve been dealing with a strange application hang in my clients installations.
After trying several things i reached the conclusion that without a dump it won\'t work.
So I
If you don't have an idea yet on how to check this out. Look at this page Kim Greenlee blog and try out the spy++ solution. Maybe it helps you, we have about the same issue and cannot simulate the problem with the application that is hanging, but still researching a lot about it!