Issue: This error comes up while running STAAD.Pro :
"Unable to load Bentley.LicLib.dll.Error:126.the specified module could not be found"
Resolution: Update to the latest version of STAAD.Pro by following the link below.
https://communities.bentley.com/communities/other_communities/sign-in_assistance_and_web_services/w/wiki/30658/software-download-instructions
If you cannot update to the latest version, please follow the steps below:
Go to Add or Remove Program and completely uninstall the existing version of Bentley IEG License service.
Search and download Bentley IEG License service from the above link and install it. Please note that you have to turn off all the selection as shown here.