Solution 1:
To avoid this restriction by using roles instead of groups.
Suggestion to try:
- Grant the needed privileges to the user directly.
- Create a role, grant the privilege to the role, grant the role to the user.
Please, DB2 DBA has to check if the user has necessary privileges to select from the table. If not, please grant the permission to the user.
OR
Solution 2:
From Stat point of view, as the install guide states the Central Agent does an internal check to the database querying the table PSOBJGROUP defined in the stat.properties, you can to replace that table that the user has access to.