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Copy file in dll not working but working on exe !

drama22
drama22 asked
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Last Modified: 2016-05-19
i am trying to compy files from location with dll here is my code

CopyFile(PChar(AppFolder +'\needed.dll'),Pchar(anotherfolder+'\needed.dll'), False);
memo1.Lines.Add(SysErrorMessage(GetLastError()))

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i got The operation completed successfully , but sadly no files has been copied why this working in exe  application and not working in dll application ?

i try to copy file to CSIDL_COMMON_APPDATA path which is  ProgramData folder
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