0 Replies Latest reply: Mar 7, 2014 12:05 AM by Divesh Jain RSS

    After entering the credentials in OEM, it is showing - 500 Internal Server Error

    Divesh Jain

      OS- Red Hat Linus

      Oracle- 10g

       

      After Entering the credentials in OEM it is showing the following error:

       

      500 Internal Server Error

      Servlet error: java.lang.ClassNotFoundException: _aboutApplication

       

       

      while checking the listener status it is showing following details:

       

      LSNRCTL for Linux: Version 10.2.0.1.0 - Production on 07-MAR-2014 11:18:54

       

      Copyright (c) 1991, 2005, Oracle.  All rights reserved.

       

      Connecting to (DESCRIPTION=(ADDRESS=(PROTOCOL=TCP)(HOST=localhost.localdomain)(PORT=1521)))

      STATUS of the LISTENER

      ------------------------

      Alias                     LISTENER

      Version                   TNSLSNR for Linux: Version 10.2.0.1.0 - Production

      Start Date                07-MAR-2014 11:08:31

      Uptime                    0 days 0 hr. 10 min. 23 sec

      Trace Level               off

      Security                  ON: Local OS Authentication

      SNMP                      OFF

      Listener Parameter File   /u01/app/product/10.2.0/db_1/network/admin/listener.ora

      Listener Log File         /u01/app/product/10.2.0/db_1/network/log/listener.log

      Listening Endpoints Summary...

        (DESCRIPTION=(ADDRESS=(PROTOCOL=tcp)(HOST=localhost.localdomain)(PORT=1521)))

      Services Summary...

      Service "PLSExtProc" has 1 instance(s).

        Instance "PLSExtProc", status UNKNOWN, has 1 handler(s) for this service...

      Service "orcl" has 1 instance(s).

        Instance "orcl", status UNKNOWN, has 1 handler(s) for this service...

      Service "orcl.ORCL" has 1 instance(s).

        Instance "orcl", status READY, has 1 handler(s) for this service...

      Service "orclXDB.ORCL" has 1 instance(s).

        Instance "orcl", status READY, has 1 handler(s) for this service...

      Service "orcl_XPT.ORCL" has 1 instance(s).

        Instance "orcl", status READY, has 1 handler(s) for this service...

      The command completed successfully

       

       

       

       

       

      And while running the tnsping command,it is showing following result:

       

      tnsping LISTENER

       

      TNS Ping Utility for Linux: Version 10.2.0.1.0 - Production on 07-MAR-2014 11:19:35

       

      Copyright (c) 1997, 2005, Oracle.  All rights reserved.

       

      Used parameter files:

      /u01/app/product/10.2.0/db_1/network/admin/sqlnet.ora

       

      TNS-03505: Failed to resolve name

       

       

       

      Kindly help to resolve the issue.

       

      Regards,

      Divesh Jain