DT501598 MAXUSER fields incorrectly overwritten during 9.1 to 9.2 upgrade for users where MASISSUER is NULL

After upgrading MAS Manage from 9.1 to 9.2, the following fields in the MAXUSER table are found to have been overwritten for affected users:

After upgrading MAS Manage from 9.1 to 9.2, the following fields in the MAXUSER table are found to have been overwritten for affected users: