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TRegistry.DeleteKey and 64bit
JEDI Windows API
– I got a bug from someone who told me that he had problems with the TRegistry method DeleteKey on his 64bit Windows. It just didn’t delete a 64bit key* from the registry although he used the KEY_WOW64_64KEY flag in desired access parameter of TRegistry.Create. At first I thought that it was a problem with the OpenKey function of TRegistry. However, this was already confirmed and fixed as a bug in QC# 23429. Then I wanted to check the real error value of DeleteKey. Of course, it just returns true or false, so I added a call to GetLastError. And it returned 87 (Invalid Parameter). It must ...
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