005·75
dead-letter queue
/dɛd ˈlɛt.ər kjuː/ - n.
1 [colloq.] Where the records that could not be processed go to be inspected, in the same sense that a junk drawer is a filing system.Keep. Punchy.This is the problem.
Working definition
2. A holding location for messages or records a pipeline could not process, set aside for inspection rather than discarded.