time="2025-07-14T09:29:30Z" level=info msg="Cannot save checkpoint 1752485370612 due to storage error: save checkpoint err: gob: type not registered for interface: map[string]time.Time" file="checkpoint/coordinator.go:300" rule=msgPushAckCntAndByteCntRule

When using event time and setting the stream's QoS to 1, this error will occur.