How To Fix L5204 - Reference doc. type & already being processed; no check for 2-step proc.

SAP Error Message - Details

• Message type: E = Error

• Message class: L5 - LVS multiple processing

• Message number: 204

• Message text: Reference doc. type & already being processed; no check for 2-step proc.

What causes this issue?

Since a reference document (<GL:delivery>delivery</> or
<GL:transfer_requirement>transfer requirement</>) is currently being
processed, the 2-step relevance check for the <GL:group>group</> is not
possible at this time.
Since the relevance of materials for <GL:2-step_picking>2-step picking
</> must be determined for the entire reference number, all documents
assigned to it must be taken into consideration.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Request the 2-step relevance check for the specific reference number
concerned.
<DS:TRAN.LT72>Perform check</>

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message L5204 - Reference doc. type & already being processed; no check for 2-step proc. ?

  The SAP error message L5204 indicates that a reference document type is already being processed, and therefore, the system cannot perform a check for a two-step process. This error typically occurs in the context of inventory management or logistics processes, particularly when dealing with goods movements or document processing.
  Cause:
  
  Concurrent Processing: The error often arises when there are multiple transactions or processes trying to access or modify the same document simultaneously. This can happen in a high-volume environment where multiple users or processes are working on similar documents.
  Document Locking: SAP uses a locking mechanism to prevent data inconsistencies. If a document is locked by one process, other processes trying to access it will encounter this error.
  Configuration Issues: There may be configuration settings related to document types or two-step processes that are not set up correctly.
  
  Solution:
  
  Check Document Status: Verify if the document in question is currently being processed by another user or transaction. You can use transaction codes like SM12 (to check for locks) or SM21 (to check system logs) to identify any locks or issues.
  Wait and Retry: If the document is locked, you may need to wait until the other process completes. Once the lock is released, you can attempt to process the document again.
  Review Configuration: Check the configuration settings for the document types involved in the two-step process. Ensure that they are set up correctly in the system.
  Transaction Management: If you are developing or customizing processes, ensure that your transaction management is correctly implemented to avoid conflicts.
  Consult SAP Notes: Look for any relevant SAP Notes that may address this specific error. SAP frequently updates its knowledge base with solutions for known issues.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with transaction codes like MB1A, MB1B, and MB1C for goods movements, as well as MB52 for inventory lists.
  SAP Documentation: Review the SAP Help Portal for detailed documentation on inventory management and logistics processes.
  User Roles and Authorizations: Ensure that users have the appropriate roles and authorizations to perform the required actions without causing conflicts.
  
  If the issue persists after trying the above solutions, it may be beneficial to consult with your SAP Basis or technical team for further investigation.