ORA-12545: Connect failed because target host or object does not exist

begin
    dbms_streams_adm.add_schema_propagation_rules(
     schema_name => 'qbjmes',
     streams_name => 'qbjmes_to_racdb',
    source_queue_name => 'strmadmin.qbjmes_queue',
     destination_queue_name => 'strmadmin.racdb_queue@racdb',
    include_dml => true,
     include_ddl => true,
     include_tagged_lcr => false,
    source_database => 'qbjmes',

inclusion_rule => true

queue_to_queue => true);   ------新添加的
   end;
   /

不报错了ora 25315

报错 ora 12545

SQL> select PROPAGATION_NAME,SOURCE_QUEUE_NAME,DESTINATION_QUEUE_NAME,DESTINATION_DBLINK,RULE_SET_NAME,STATUS,ERROR_MESSAGE from dba_propagation;

PROPAGAT SOURCE_Q DESTINATION_QUEUE_NAME

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

DESTINATION_DBLINK

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

RULE_SET_NAME STATUS    ERROR_MESSAGE

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

QBJMES_T QBJMES_Q MES_QUEUE_QBJ

O_MES  UEUE

MES

RULESET$_54      DISABLED        ORA-12545: Connect failed because target host or object does not exist

建立传播进程

1. Stop the propagation.

2. Ensure that the source queue is empty.

3. Ensure that the destination queue is empty and has no unapplied, spilled messages before you drop the propagation.

4. Re-create the propagation with the queue_to_queue parameter set to TRUE in the creation procedure.