How To Fix L6003 - Posting change notice & & is currently blocked

SAP Error Message - Details

• Message type: E = Error

• Message class: L6 - LVS Link R/2 - ECC

• Message number: 003

• Message text: Posting change notice & & is currently blocked

What causes this issue?

While processing a communication record received in the decentral WM
system, the system attempted to change an existing <GL>
<GL:posting_change_notice>posting change notice</> (such as a <GL>
<GL:posting_change>posting change</> cancellation posting). The posting
was initiated in the Inventory Management system and, when processed,
would normally change a posting change notice that was created earlier
in the decentral WM system. This posting change notice is currently
being processed by another user.

System Response

The system did not process the communication document and marked it "in
error".

How to fix this error?

Attempt to repost the communication record manually. If the same error
occurs again, find the reason why the posting change notice is blocked
and repost the communication record a second time.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message L6003 - Posting change notice & & is currently blocked ?

  The SAP error message L6003, which states "Posting change notice & & is currently blocked," typically occurs in the context of inventory management and logistics. This error indicates that a posting change notice (PCN) is blocked, preventing further processing. Here are some potential causes, solutions, and related information for this error:
  Causes:
  
  Blocked Status: The posting change notice may be in a blocked status due to various reasons, such as incomplete processing or errors during previous transactions.
  Open Transactions: There may be open transactions or processes that are preventing the posting change notice from being processed.
  User Authorizations: The user attempting to process the posting change notice may not have the necessary authorizations to perform the action.
  System Configuration: There may be configuration issues in the system that are causing the posting change notice to be blocked.
  Data Inconsistencies: Inconsistencies in the data related to the materials or inventory could lead to this error.
  
  Solutions:
  
  Check Status: Review the status of the posting change notice in the system. You can use transaction codes like MB03 (Display Material Document) or MB1C (Other Goods Receipts) to check the details.
  Unblock the Notice: If the notice is blocked due to a specific reason, you may need to unblock it manually. This can often be done through transaction codes like MB1A or MB1B, depending on the context.
  Review Open Transactions: Ensure that there are no open transactions that are preventing the posting change notice from being processed. Resolve any outstanding issues.
  Check Authorizations: Verify that the user has the necessary authorizations to process the posting change notice. If not, contact your SAP security team to adjust the user roles.
  Consult Logs: Check the system logs for any error messages or warnings that may provide more context about why the posting change notice is blocked.
  Data Consistency Check: Run consistency checks on the relevant data to ensure there are no discrepancies that could be causing the issue.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as MB1A, MB1B, MB03, and MBRL for handling material documents and inventory postings.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. SAP Notes can provide specific guidance or fixes for known problems.
  Documentation: Review SAP documentation related to inventory management and posting change notices for additional context and troubleshooting steps.
  
  If the issue persists after trying the above solutions, it may be necessary to involve your SAP support team or consult with SAP directly for further assistance.