How To Fix WGDS_SUBSCRIPTION027 - Data with the same key exist. Subscription wasn't saved for '&'

SAP Error Message - Details

• Message type: E = Error

• Message class: WGDS_SUBSCRIPTION - Global data synchronisation

• Message number: 027

• Message text: Data with the same key exist. Subscription wasn't saved for '&'

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message WGDS_SUBSCRIPTION027 - Data with the same key exist. Subscription wasn't saved for '&' ?

  The SAP error message WGDS_SUBSCRIPTION027 indicates that there is an attempt to create or save a subscription in the SAP system, but a subscription with the same key already exists. This typically occurs in the context of SAP's data subscription services, where unique keys are used to identify subscriptions.
  Cause:
  
  Duplicate Subscription: The most common cause of this error is that a subscription with the same key (e.g., the same subscriber ID, data source, or other identifying attributes) already exists in the system.
  Data Integrity Issues: There may be issues with data integrity or synchronization, leading to the system not recognizing that a subscription already exists.
  User Error: The user may have inadvertently tried to create a subscription that is identical to one that is already active.
  
  Solution:
  
  
  Check Existing Subscriptions: 
  
  Use the relevant transaction codes (like WGDS_SUBSCRIPTION or similar) to view existing subscriptions. Look for the subscription with the same key that is causing the conflict.
  If you find the existing subscription, you can either modify it or delete it if it is no longer needed.
  
  
  
  Modify the Subscription Key: 
  
  If you need to create a new subscription, consider changing the key attributes (like the subscriber ID or other parameters) to ensure it is unique.
  
  
  
  Consult Documentation: 
  
  Review the SAP documentation related to the specific module or functionality you are working with to understand the requirements for unique keys in subscriptions.
  
  
  
  Error Handling: 
  
  Implement error handling in your application logic to check for existing subscriptions before attempting to create a new one.
  
  
  
  Contact SAP Support: 
  
  If you are unable to resolve the issue, consider reaching out to SAP support for assistance, especially if you suspect a bug or system issue.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with transaction codes related to subscriptions and data management in SAP.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message.
  User Roles and Permissions: Ensure that the user attempting to create the subscription has the necessary permissions to view and manage subscriptions.
  
  By following these steps, you should be able to identify the cause of the error and take appropriate action to resolve it.