I have this error while i try to start my lsnr on R11 instance wiht 9i database

While i try to start lsnr for my production,I have below errors:

[oraprod@oracle]$ lsnrctl start PROD

LSNRCTL for Linux: Version – Production on

Copyright (c) 1991, 2002, Oracle Corporation.  All rights reserved.

Starting /xx/9.2.0/bin/tnslsnr: please wait…

TNS-12547: TNS:lost contact

TNS-12560: TNS:protocol adapter error

TNS-00517: Lost contact

Linux Error: 32: Broken pipe

Solution is simple, if your listener.log file became more than 2 Gb than system start to through this error, for solution rename or delete listener.log file and try issue again.

Possible reason for this error is missing entry on /etc/hosts file, if  below entery its not exist than please add following below line:       localhost.localdomain   localhost


Troubleshooting ORA – 12547 TNS LOST CONTACT [ID 555565.1]