Cause
Active Session History (ASH) dimension name provided was longer than the limit of 30 characters.
Active Session History (ASH) dimension name provided was longer than the limit of 30 characters.
Correct the dimension name and retry the operation.
Try the following links for this error:
http://docs.oracle.com/cd/E16655_01/server.121/e26079/e12700.htm
https://community.oracle.com/message/3889378
https://community.oracle.com/message/3229900
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