Cause
There was an internal error in network manager.
There was an internal error in network manager.
Contact Oracle Customer Support for more help.
Try the following links for this error:
http://docs.oracle.com/cd/E16655_01/server.121/e26079/e12700.htm
https://community.oracle.com/message/3229900
Browse all solutions to database errors from Oracle, MS SQL, or MySQL