Cause
Incorrect LicRegServerx64.dll file.
Resolution
We are currently working to resolve this issue.
Workaround:
Rename the 2014 version of LicRegServerx64.dll file and transfer the LicRegServerx64.dll file from Sage 500 ERP version 2013 and register that one using regsvr32. Then proceed to Maintain Site and do the normal product registration process. Sage 500 Synchronization Utility can also be used to register Sage 500 ERP.
Please see that alternate KB 33786 for access to download the prior version of LicRegServerx64.dll
For more Help: Chat with Support
DocLink: Sage 500 ERP 2014 LicRegServerx64.dll does not register on Windows Server 2008 R2 SP1 operating system