Cause
An attempt was made to set the PARALLEL_MAX_SERVERS parameter to a value less than PARALLEL_MIN_SERVERS.
An attempt was made to set the PARALLEL_MAX_SERVERS parameter to a value less than PARALLEL_MIN_SERVERS.
Set PARALLEL_MAX_SERVERS to a value greater than or equal to PARALLEL_MIN_SERVERS value specified in the accompanying message and retry.
Try the following links for this error:
http://docs.oracle.com/cd/E16655_01/server.121/e26079/e12700.htm
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