Message in node cannot be processed at this moment

What causes this issue?

The message could not be processed due to a technical error in the node.
The reason for this is clear from the following details:
&V2&
&V3&
&V4&

System Response

Processing was terminated.

How to fix this error?

Attempt to resend the message at a later time.

Procedure for System Administrators

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Error message extract from SAP system. Copyright SAP SE.