关于 AMQ7310 的问题 请教高手 谢谢

故障描述:
一直都好好的，突然就能收不能发了
错误日志如下:
AMQ7310: Report message could not be put on a reply-to queue.
EXPLANATION:
The attempt to put a report message on queue PBC.MSG.TIME.OUT on queue manager
QM_BK_21 failed with reason code 2087. The message will be put on the
dead-letter queue.
ACTION:
Ensure that the reply-to queue is available and operational.

求高手帮忙，谢谢！收起