Error cause

This error is typically caused by the fact that, for some reason the Actbar3.ocx component is not getting registered.

Error resolution

Please try register this component by running the command prompt cmd.exe command As Administrator and then by registering the .ocx file by running the following command:

regsvr32 c:\windows\syswow64\Actbar3.ocx


You may need to adjust the path to the actbar3.ocx file in the above command to register the file, based on where this file is located on your system. To locate the file, please use the Windows file search feature.


Related Incidents:

  • Incident 38924:
  • Incident 49229: Registering actbar3.ocx
  • Incident 56311: The user informed us that he was able to resolve the issue as follows: I could not find actbar3.ocx on my workstation. I copied actbar3.ocx from another workstation in our office to c:\windows\syswow64 and registered this file as suggested. SAP2000 V15.2.1 appears to be working now.