How To Fix WG151 - Migration of condition change pointers has not yet taken place

SAP Error Message - Details

• Message type: E = Error

• Message class: WG - Messages for store order and investment buy

• Message number: 151

• Message text: Migration of condition change pointers has not yet taken place

What causes this issue?

Migration of the condition change pointers has not yet begun or is not
fully completed.
The reorganization for Investment Buying can only be carried out after
a data migration has been completed.

System Response

INCLUDE ISR_STOP

How to fix this error?

Start the reorganization run once the migration has been completed.

Procedure for System Administrators

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

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message WG151 - Migration of condition change pointers has not yet taken place ?

  Certainly! Here's a detailed explanation regarding the SAP error message WG151 - Migration of condition change pointers has not yet taken place:
  
  SAP Error Message: WG151
  Text: Migration of condition change pointers has not yet taken place
  
  Cause
  This error occurs because the system expects that the migration of condition change pointers has been completed, but it has not been done yet. Condition change pointers are used in SAP to track changes in condition records (pricing conditions) for replication or further processing.
  
  In SAP systems, especially after upgrades or when implementing certain functionalities (e.g., moving from classic pricing to condition-based pricing or activating new condition management features), the system requires migration of old condition change pointers to a new format or table.
  If this migration step is not performed, the system cannot process condition changes properly, leading to this error.
  The error typically appears when you try to execute transactions or processes that depend on the migrated condition change pointers, such as pricing condition updates, condition record changes, or condition-based workflows.
  
  
  Solution
  
  
  Perform the Migration of Condition Change Pointers:
  
  SAP provides a program or report to migrate the old condition change pointers to the new format.
  The migration program is usually named something like RPRC_MIGRATE_CHANGE_POINTERS or similar, depending on the SAP version.
  Run the migration program in the system to convert and migrate all existing condition change pointers.
  
  
  
  Steps to Execute Migration:
  
  Go to transaction SE38 or SA38.
  Enter the migration program name (e.g., RPRC_MIGRATE_CHANGE_POINTERS).
  Execute the program.
  Monitor the logs for any errors during migration.
  After successful migration, the error WG151 should no longer appear.
  
  
  
  Check OSS Notes:
  
  SAP may have released OSS Notes related to this migration step, especially for specific SAP versions or enhancement packages.
  Search for OSS Notes related to WG151 or condition change pointer migration for your SAP version.
  Apply any relevant notes or patches.
  
  
  
  Post-Migration Checks:
  
  Verify that condition changes are now being tracked correctly.
  Test condition record changes and ensure no errors occur.
  Check if any batch jobs or background processes related to condition changes are running without issues.
  
  
  
  
  Related Information
  
  Condition Change Pointers: These are entries that track changes in pricing conditions, used for replication or integration with other systems.
  Migration Requirement: Often arises after system upgrades or when activating new pricing functionalities.
  Transaction Codes:  
  
  SE38 / SA38 - to run migration programs  
  WE20 / WE21 - related to change pointers in ALE/IDoc processing (contextual)  
  
  
  SAP Notes: Always check the SAP Support Portal for notes related to WG151 or condition change pointer migration.
  System Impact: Until migration is done, pricing condition changes may not be processed correctly, affecting pricing, billing, or integration processes.
  
  
  If you provide your SAP system version or more context, I can help identify the exact migration program or OSS Note relevant to your case.