After upgrade from a prior release to 3.5.100, add node fails if MSDP has at least one Cloud LSU configured
From NetBackup 10.3 release and later, all credentials are required to be migrated into Credential Management Service. (4152594)
Workaround:
Refer to the "Migrating or upgrading MSDP Cloud and CMS" section of the NetBackup™ Web UI Administrator's Guide.