How To Fix /IWBEP/SBDM004 - Node '&1' has already been loaded

/IWBEP/SBDM004 - Overview

• Message type: E = Error

• Message class: /IWBEP/SBDM -

• Message number: 004

• Message text: Node '&1' has already been loaded

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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/IWBEP/SBDM004 - Details

• The SAP error message /IWBEP/SBDM004 Node '&1' has already been loaded typically occurs in the context of SAP Gateway and OData services. This error indicates that a specific node (or entity) in the data model has already been loaded into memory, and the system is attempting to load it again, which is not allowed.
  
  Cause:
  
  
  Duplicate Load Requests: The error is often caused by multiple requests trying to load the same node simultaneously. This can happen due to:
  
  Concurrent requests from different clients.
  A loop in the code that triggers the same node to be loaded multiple times.
  Incorrect handling of data retrieval in the service implementation.
  
  
  
  Caching Mechanism: The SAP Gateway uses caching mechanisms to optimize performance. If a node is already cached, any subsequent request for that node will trigger this error.
  
  
  
  Solution:
  
  
  Check for Duplicate Requests: Review the code to ensure that there are no duplicate requests being made for the same node. Implement checks