Cause
You attempted to execute a task for a multi-execution task advisor without specifying the type of execution to perform.
You attempted to execute a task for a multi-execution task advisor without specifying the type of execution to perform.
Set the execution type 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/3229900
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