Initializing instance list :.......Success
Command to be run: "cd /opt/ibm/db2/V11.1/;/opt/ibm/db2/V11.1/instance/db2iupgrade_local -d -a server db2inst1".
ERROR: An error occurred while upgrading the instance "db2inst1". The return
value is "1". If the problem persists contact your technical service
ERROR: DBI1250E Applications are still using instance db2inst1.