Cause
The user attempted to set the value of a parameter before the task was reset. This parameter cannot be changed until the task is reset.
The user attempted to set the value of a parameter before the task was reset. This parameter cannot be changed until the task is reset.
Reset the task 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/1851982
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