ORA-23355: object string.string does not exist

admin

ORA-23355: object string.string does not exist or is invalid at master site
Cause: The given name wasnull or misspelled, the given type was wrong, the
object does not exist as a valid database object at the master site, or theobject does
not exist as a replicated object with the appropriate status.
Action: Ensure the object isvalid in the master database, and is visible to the user,
and, if appropriate, is a valid object in all_repobject.