How To Fix WRF_PRC_POHF221 - Synchronization of allocation table is not possible (quantity change)

SAP Error Message - Details

• Message type: E = Error

• Message class: WRF_PRC_POHF - Messages for Seasonal Purchase Order Processing

• Message number: 221

• Message text: Synchronization of allocation table is not possible (quantity change)

What causes this issue?

The system was unable to perform the synchronization of the allocation
table &1 item &2. As a result, it was unable to change the purchase
order quantity.

System Response

The system was unable to perform the quantity change because the
allocation table synchronization failed.
Follow-on documents probably exist for the allocation table that are
preventing the change to the purchase order quantity.

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?

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message WRF_PRC_POHF221 - Synchronization of allocation table is not possible (quantity change) ?

  The SAP error message WRF_PRC_POHF221 indicates that there is an issue with the synchronization of the allocation table due to a change in quantity. This typically occurs in the context of the SAP Advanced Planning and Optimization (APO) module, particularly when dealing with allocation processes in supply chain management.
  Cause:
  The error can be caused by several factors, including:
  
  Quantity Changes: A change in the quantity of a product that is already allocated can lead to inconsistencies in the allocation table.
  Data Inconsistencies: There may be discrepancies between the data in the allocation table and the actual stock or demand data.
  Locking Issues: If another process is currently accessing or modifying the allocation table, it may prevent synchronization.
  Configuration Issues: Incorrect settings in the allocation or planning configuration can lead to synchronization problems.
  
  Solution:
  To resolve the error, you can take the following steps:
  
  Check Quantity Changes: Review the recent changes made to the quantities of the products involved. Ensure that any changes are valid and necessary.
  Reprocess Allocation: If the allocation table is out of sync, you may need to reprocess the allocation. This can often be done through the APO transaction codes related to allocation.
  Check for Locks: Use transaction codes like SM12 to check for any locks on the allocation table. If there are locks, you may need to wait for the other processes to complete or resolve the locks.
  Review Configuration: Ensure that the configuration settings for allocation and planning are correct. This may involve checking the settings in the APO system and making adjustments as necessary.
  Run Consistency Checks: Use transaction codes like /SAPAPO/SDP94 to run consistency checks on the allocation table and resolve any inconsistencies.
  Consult Logs: Check the application logs (transaction SLG1) for more detailed error messages that can provide additional context on the issue.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error. SAP Notes often provide patches or workarounds for known issues.
  Documentation: Review the SAP documentation related to allocation and synchronization processes in APO for best practices and troubleshooting steps.
  Support: If the issue persists, consider reaching out to SAP support for assistance, providing them with detailed information about the error and the steps you have already taken.
  
  By following these steps, you should be able to identify the root cause of the error and implement a solution to resolve it.