ORA-27123 during startup
Please consider this as urgent.
Our unix administartor has changed UID(numneric identification number) oracle user who installed oracle. Now when i try to start the instance it failed with below error. Please adivse what need to be changed. Thanks in advance.
SQL> startup
ORA-27123: unable to attach to shared memory segment
IBM AIX RISC System/6000 Error: 13: Permission denied