Date:2013-06-15
Safety:Kaspersky McAfee Noton BitDefender AVG
Opc.Da.dll
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Go to the download page
Using the zip or rar file
1.Download Opc.Da.dll
2.Extract Opc.Da.dll from .zip. We recommend that you extract Opc.Da.dll to the installation directory of the program that is requesting Opc.Da.dll.
3.If that doesn't work, you will have to extract Opc.Da.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 Opc.Da.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 Opc.Da.dll and press Enter.
