Date:2013-05-20 Safety:Kaspersky McAfee Noton BitDefender AVG
ArcTopo.dll
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Go to the download page
Using the zip or rar file 1.Download ArcTopo.dll
2.Extract ArcTopo.dll from .zip. We recommend that you extract ArcTopo.dll to the installation directory of the program that is requesting ArcTopo.dll.
3.If that doesn't work, you will have to extract ArcTopo.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 ArcTopo.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 ArcTopo.dll and press Enter.
