How To Fix /DSD/HH018 - Download recovery: IDoc &1 is reused (message type &2) &3 &4

SAP Error Message - Details

• Message type: E = Error

• Message class: /DSD/HH -

• Message number: 018

• Message text: Download recovery: IDoc &1 is reused (message type &2) &3 &4

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /DSD/HH018 - Download recovery: IDoc &1 is reused (message type &2) &3 &4 ?

  The SAP error message /DSD/HH018 Download recovery: IDoc &1 is reused (message type &2) &3 &4 typically occurs in the context of IDoc processing, particularly in the SAP Direct Store Delivery (DSD) module. This error indicates that an IDoc that is being processed has already been used or is being reused, which can lead to issues in data integrity and processing.
  Cause:
  
  IDoc Reuse: The primary cause of this error is that the IDoc identified by &1 is being reused. In SAP, each IDoc should be unique for a specific transaction. If the same IDoc is attempted to be processed multiple times, it can trigger this error.
  Duplicate Processing: This can happen if there are issues in the IDoc processing logic, such as retries or incorrect handling of IDoc statuses.
  Configuration Issues: There may be configuration settings in the DSD module or IDoc processing that allow for the reuse of IDocs, which is not typically desired.
  
  Solution:
  
  Check IDoc Status: Review the status of the IDoc in question. You can use transaction WE02 or WE05 to view the IDoc and its status. Ensure that it has not been processed already.
  Avoid Duplicate Processing: Ensure that your processing logic does not attempt to process the same IDoc multiple times. This may involve checking the application logic or any batch jobs that might be re-triggering the same IDoc.
  Error Handling: Implement proper error handling in your IDoc processing logic to manage retries and avoid reprocessing of the same IDoc.
  Configuration Review: Review the configuration settings related to IDoc processing in the DSD module to ensure that they are set up correctly and do not allow for IDoc reuse.
  Consult Documentation: Refer to SAP documentation or notes related to IDoc processing and the DSD module for any specific guidelines or updates that may address this issue.
  
  Related Information:
  
  IDoc Types: Understand the specific IDoc type and message type involved in the error. This can help in diagnosing the issue more effectively.
  SAP Notes: Check for any relevant SAP Notes that may provide additional insights or patches related to this error.
  Transaction Codes: Familiarize yourself with transaction codes like WE02, WE05, and BD87 for monitoring and managing IDocs.
  Support: If the issue persists, consider reaching out to SAP support for further assistance, providing them with the error details and any relevant logs.
  
  By following these steps, you should be able to identify the root cause of the error and implement a solution to prevent it from occurring in the future.