Oracle Message ORA-16110 - user procedure processing of logical standby apply DDL

ERRORuser procedure processing of logical standby apply DDL
CAUSEA user provided stored procedure has been called to inspect a DDL statement prior to it being processed.
ACTIONNo action necessary, this informational statement is provided to record user involvement in the processing of a statement. Additional information can be found in the DBA_LOGSTDBY_EVENTS and the DBA_LOGSTDBY_SKIP views.