Servlet error: An exception occurred.

500 Internal Server Error

Servlet error: An exception occurred. 

The current application deployment descriptors do not 

allow for including it in this response. 

Please consult the application log for details.

Solution:-

Bouncing the database & listener.

Run cmclean.sql scripts:-

[oratest@ora2 ~]$ cd $ADMIN_SCRIPTS_HOME
[oratest@ora2 scripts]$ ./adcmctl.sh stop

You are running adcmctl.sh version 120.17.12010000.3


Enter the APPS username : apps

Enter the APPS password :*****
Shutting down concurrent managers for TEST ...
ORACLE Password:
Submitted request 5550149 for CONCURRENT FND SHUTDOWN


adcmctl.sh: exiting with status 0

[oratest@ora2 scripts]$ sqlplus

SQL*Plus: Release 10.1.0.5.0 - Production on Sat May 3 02:39:47 2014

Copyright (c) 1982, 2005, Oracle.  All rights reserved.

Enter user-name: apps
Enter password:

Connected to:
Oracle Database 11g Enterprise Edition Release 11.1.0.7.0 - Production
With the Partitioning, OLAP, Data Mining and Real Application Testing options

SQL> @/home/oratest/cmclean.sql
DOC>
DOC>   WARNING : Do not run this script without explicit instructions
DOC>             from Oracle Support
DOC>
DOC>
DOC>   *** Make sure that the managers are shut down     ***
DOC>   *** before running this script                    ***
DOC>
DOC>   *** If the concurrent managers are NOT shut down, ***
DOC>   *** exit this script now !!                       ***
DOC>
DOC>#
If you wish to continue type the word 'dual': dual