'Error 500: Internal server error' when registering or updating a client through Red Hat Network Proxy

Solution Verified - Updated 2014-08-30T17:42:52+00:00 -

Issue

When attempting to register or update a Red Hat Enterprise Linux (RHEL) client through Red Hat Network (RHN) Proxy, the following error is received:
```
Error 500: Internal Server Error
```

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