Problem

1. Listener failed to start in AIX.

Listener failed to start Error.

TNSà Permission denied

TNSà Protocol adaptor error

TNSà00525 Insufficient privilege for operation

IBM/AIX RISC system /6000 error Not owner.

Solution :-( change the file permission of the .oracle file)

First Stop all SAP services and stop Database ( Ex. oracle)

Then Start the Database

sqlplus /nolog

Goto directory

Chown root : system tmp

Su – orasid

Now start the listener

lsnrctl start

Still Error persists!

Pwd

cd tmp

cd /tmp

ls – lte

check the owner of the file .oracle

now change the file permission .oracle

chown orasid:dba .oracle

ls – ltr

su - orasid

lsnrctl start

tnsping sid

su – sidadm

startsap