How To Fix MDC_GW_CUST004 - The node with the key &1 does not exist

SAP Error Message - Details

• Message type: E = Error

• Message class: MDC_GW_CUST - Customizing messages

• Message number: 004

• Message text: The node with the key &1 does not exist

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message MDC_GW_CUST004 - The node with the key &1 does not exist ?

  The SAP error message MDC_GW_CUST004, which states "The node with the key &1 does not exist," typically occurs in the context of SAP's Multi-Dimensional Data (MDC) or when working with the SAP Gateway. This error indicates that the system is trying to access a node (or entity) in a data structure that does not exist or cannot be found.
  Cause:
  
  Incorrect Key Value: The key value (&1) being referenced does not correspond to any existing node in the data model. This could be due to a typo or an incorrect reference.
  Data Model Changes: If the underlying data model has changed (e.g., nodes have been deleted or renamed), the application may still be trying to access the old structure.
  Authorization Issues: The user may not have the necessary authorizations to access the node, leading to the perception that it does not exist.
  Service Configuration Issues: If the OData service is not properly configured or activated, it may not expose the required nodes.
  
  Solution:
  
  Verify Key Value: Check the key value being used in the request. Ensure that it is correct and corresponds to an existing node in the data model.
  Check Data Model: Review the data model to confirm that the node exists. If there have been recent changes, ensure that the application is updated accordingly.
  Authorization Check: Ensure that the user has the necessary authorizations to access the node. This may involve checking roles and permissions in the SAP system.
  Service Activation: If you are working with an OData service, ensure that the service is activated in the SAP Gateway. You can do this using transaction code /IWFND/MAINT_SERVICE.
  Debugging: If the issue persists, consider debugging the application or service to trace where the request is failing and to gather more context about the error.
  
  Related Information:
  
  Transaction Codes: Use transaction codes like /IWFND/MAINT_SERVICE to manage OData services and /IWFND/ERROR_LOG to check for errors related to OData services.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message.
  Documentation: Refer to the official SAP documentation for guidance on working with MDC and OData services, as well as troubleshooting common issues.
  
  If the problem continues after following these steps, it may be beneficial to consult with your SAP Basis or development team for further investigation.