Date:2013-08-29
Safety:Kaspersky McAfee Noton BitDefender AVG

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dia-app.dll

·Go to the download page

Using the zip or rar file
1.Download dia-app.dll
2.Extract dia-app.dll from .zip. We recommend that you extract dia-app.dll to the installation directory of the program that is requesting dia-app.dll.
3.If that doesn't work, you will have to extract dia-app.dll to your system directory. By default, this is:
C:\Windows\System32 (Windows XP, Vista, 7, 8)
C:\WINNT\System32 (Windows NT/2000)
C:\Windows\System (Windows 95/98/Me)
4.If you use a 64-bit version of Windows, you should also place dia-app.dll in C:\Windows\SysWOW64\
5.Make sure overwrite any existing files (but make a backup copy of the original file).
6.Reboot your computer.
7.If the problem still occurs, try the following:
8.Open Windows Start menu and select "Run...".
9.Type CMD and press Enter (or if you use Windows ME, type COMMAND)).
10.Type regsvr32 dia-app.dll and press Enter.