BPCIN0266E Db2 has been installed by using a domain user name. The user name dbuser is not a member of the domain Db2 administrator group domainDB2AdminGroup, so the IBM Spectrum Control installation program cannot start.
Explanation
Db2 has been installed by using a domain user name, but this user name is not a domain administrator or a member of the domain Db2 administrator group.
Action
To start the IBM Spectrum Control installation program, you must add this user name to the domain Db2 administrator group.