Zombie Ticket

A ticket that's technically in progress but hasn't actually moved in days or weeks — nobody's touching it, but nobody's closed it either.

Example: It's been 'In Progress' for three sprints and comes up in standup every day with the same non-update.

• often caused by BlockerTickets stall into zombie status most often because of an unresolved, unreported blocker.
• mitigated by WIP LimitA WIP limit forces the team to confront stuck tickets instead of piling new work on top of them.