Cisco Cisco Unified Customer Voice Portal 10.0(1) Troubleshooting Guide

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CVP "500 internal server error" Message
Troubleshoot
Document ID: 116452
Contributed by Ramiro Amaya and Anuj Bhatia, Cisco TAC Engineers.
Sep 10, 2013
Contents
Introduction
Prerequisites
     Requirements
     Components Used
Problem
     Verify
Solution
Introduction
This document describes a problem encountered in Cisco Voice Portal (CVP) comprehensive call flow where
a 500 internal server error is received, and a solution to the problem is given.
Prerequisites
Requirements
Cisco recommends that you have knowledge of these topics:
CVP Version 8.5
• 
Intelligent Contact Manager (ICM)
• 
Components Used
This document is not restricted to specific software and hardware versions.
The information in this document was created from the devices in a specific lab environment. All of the
devices used in this document started with a cleared (default) configuration. If your network is live, make sure
that you understand the potential impact of any command.
Problem
In a CVP comprehensive call flow, a call is received on CVP, CVP sends a Session Initiation Protocol (SIP)
INVITE to a third−party User Agent (UA), and the third−party UA rejects the INVITE with a 500 internal
server error
 message. This problem only happens with CVP Version 8.5 and later. The caller hears a prompt
message, then silence, and the call is disconnected.
Here is an example of the call flow: