Task message sends result in a failed process if a Message End Event, Message Intermediate Throw Event or Send Task with a single target fail to send their Task or if a multi-instance Send Task fails to send Tasks to all intended targets (failing after the last failed send attempt).
Task message sends result in a failed process if a Message End Event, Message Intermediate Throw Event or Send Task with a single target fail to send their Task or if a multi-instance Send Task fails to send Tasks to all intended targets (failing after the last failed send attempt).