Unable to start the driver .

Hi All, 

We are migrating the identity manager from older version 4.8.5 to next version 4.8.7. 

We tried to stop the drivers in old server and tried to start in the new server, but we could not start, we are the below error. Kindly assist

The following error occurred: com.novell.admin.common.exceptions.UniqueSPIException: Unknown meaning for error number -1473; Please call a NetIQ support provider    

Thanks