Mysterious double execution of Click handler after change to Windows 2008 Server
- by mjn
After moving a Delphi 2009 application from a Windows 2003 / Citrix environment to a 64 bit Windows 2008 R2 environment (users now use RDP instead of Citrix), there are frequent runtime errors which are caused by a double exection of a menu item click handler.
The first call of the event handler opens a modal form. Then the same event handler is…