Error details: The Messaging Engine failed while executing the outbound map for the message going to the destination URL <URL> with the Message Type <Message Type>. Document type <Document Type Name> does not match any of the given schemas.
Reason: This is happening when there is used Envelop schema as destination schema in mapping. And map is applied on receive/send port.
Solution: When envelop schema involves in mapping, we should use the map in orchestrations, then this issue will not occur.
BizTalk World 
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