Problem with Synchronize-calls in DLLs
If you use Synchronize() method for the synchronization of your thread with GUI, be ready to wonder, if this method does not work in DLLs. It’s a buggy feature of Delphi 2006. Peter Below offers a fix for this issue. The fix is to be found here. It is just one file that you add to your DLL. Afterwards Synchronize() works as expected.