Message in the RMAN Log

Getting these weird message in the RMAN backup log.. Any suggestions? Backup is running from standby database. .Libraries seems to be valid.

Select object_name,status,last_ddl_time,owner,object_type from dba_objects where object_name like 'DBMS_RCV%';SQL> SQL> SQL> SQL> SQL> SQL> 

OBJECT_NAME          STATUS LAST_DDL_ OWNER        OBJECT_TYPE

------------------------------ ------- --------- -------------------- --------------------

DBMS_RCVMAN          VALID  09-SEP-22 SYS         PACKAGE

DBMS_RCVMAN          VALID  27-FEB-23 SYS         PACKAGE BODY

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DBGSQL:   RCVCAT> begin  dbms_rcvcat.initDiFlags(difl2 => :l_difl2, difl3      => :l_difl3, di2flg      => :l_di2flg); end;

DBGSQL:    sqlcode = 6550

DBGSQL:     B :l_difl2 = 4608

DBGSQL:     B :l_difl3 = 146