Message type: E = Error
Message class:  SWN - WF Notif: Messages 
Message number: 164
Message text: Runtime data is consistent. Related configuration exists
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The SAP error message SWN164 indicates that there is a problem with the configuration of the SAP Workflow Notification (SWN) system. Specifically, it suggests that the runtime data is consistent, but there is related configuration that may not be set up correctly or is missing.
Cause:
Configuration Issues: The error often arises when the configuration for the SAP Workflow Notification is incomplete or incorrect. This could involve settings related to the workflow, notification methods, or user assignments. Missing or Incorrect Parameters: There may be parameters that are not set correctly in the transaction codes related to workflow notifications (e.g., SWNCONFIG). User Assignment: The user may not be assigned correctly to the workflow or may not have the necessary authorizations to receive notifications. Transport Issues: If the configuration was transported from one system to another, there may be inconsistencies or missing elements in the target system.
Solution: Check Configuration: Go to transaction code SWNCONFIG and review the configuration
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