Cause
The CHANGE keyword was specified on the command line, but no change number was given.
The CHANGE keyword was specified on the command line, but no change number was given.
Retry the command using a valid change number after the CHANGE keyword.
Try the following links for this error:
http://docs.oracle.com/cd/E16655_01/server.121/e26079/e0.htm
https://community.oracle.com/message/99958
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