Answer / guest

Cause: PREFERRED_CMANAGERS entry in the TNSNAV.ORA used by
the Connection Manager. There should only be a
PREFERRED_NAVIGATORS entry in the TNSNAV.ORA on an Interchange.

Action: Remove the PREFERRED_CMANAGERS entry from TNSNAV.ORA
and assure that either no PREFERRED_NAVIGATORS entry is
present or that it is correct.

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