How To Fix XS816 - Message cannot be transferred to node & due to connection error (final)
XS816 - Overview
Message type: E = Error
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Message class:
XS - SAPconnect: All messages -
Message number: 816
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Message text: Message cannot be transferred to node & due to connection error (final)
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What causes this issue?
The message was processed correctly in the SAP system. Due to a
technical fault, the connection to the server &V2& could not be
established or was interrupted. The message could not be copied to node
&V1&.
Information from external system (if available)
&V4&&V3&
Procedure for the administrator
Check the connection from the SAP system to node &V1&.Error message extract from SAP system. Copyright SAP SE.
XS816 - Details
Error Code: XS816
Error Message: Message cannot be transferred to node & due to connection error (final)
Summary
This error indicates that a message intended for another system node or server could not be delivered because of a connection failure. The communication attempt has been terminated and no further retries will be made.
Root Causes
- Network connectivity issues between SAP application servers or between the SAP system and external nodes.
- Incorrect or outdated node configuration in the SAP system (e.g., wrong hostname or port).
- Firewall or security settings blocking communication between nodes.
- Temporary system overload or downtime on the receiving node causing connection refusal.
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