This is Part 1. Part 2. BizTalk: Suspend shape and Convoy Convoys are frequently used in the in the orchestrations in BizTalk Server. Sometimes we have got contra intuitive behavior in the convoys, when messages and orchestrations get suspended in unpredictable manner. This issue is well-known, the suspended messages get name the "zombie". The name is unofficial, but issue is still there. Here I would describe in details, what, when and why this zombie situations are happen. An orchestration can ......