ID:18568 Output port "<port>" in partition "<partition>" was implemented as a device I/O in an earlier compile, but is now being used to drive other logic. Output ports that have previously be implemented as device I/O may only be used as device I/O in future compiles.

CAUSE: An output port that was implemented as a device I/O in an earlier compile is now being used to drive other logic

ACTION: Modify the design so that the output port is used a device I/O