Today we planned to delete some user accounts from an offline server but by mistake I log into the production server and deleted the accounts there, one of those accounts was the db2inst1 account(the /usr/content/db2home/db2inst1 directory was not deleted) so as soon as I notice the mistake I created the user account(AIX) and assigned the /usr/content/db2home/db2inst1 directory as home.
But when I try to execute db2start just keeps telling...