ORA-25212

Error: ORA-25212: invalid PRIORITY specified when using sequence deviation

Causa: The PRIORITY specified in the enqueue is less than the priority of the message with the given relative message ID.

Acción: Set the PRIORITY to be less than the delay of the message with the given relative message ID. If the TOP option is used the priority must be greater than or equal to the priority of all the messages in the queue.