How To Fix WRF_APC361 - Synchronization for PL item &1 &2 failed

SAP Error Message - Details

• Message type: E = Error

• Message class: WRF_APC - Messages for Operational Assortment Planning and Control

• Message number: 361

• Message text: Synchronization for PL item &1 &2 failed

Self-Explanatory Message

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• What is the cause and solution for SAP error message WRF_APC361 - Synchronization for PL item &1 &2 failed ?

  Certainly! Here's a detailed explanation for the SAP error message WRF_APC361: Synchronization for PL item &1 &2 failed:
  
  Error Message
  WRF_APC361: Synchronization for PL item &1 &2 failed
  
  &1 and &2 are placeholders for the Production Line (PL) item identifiers involved in the synchronization failure.
  
  
  Cause
  This error typically occurs in the context of SAP Advanced Planning and Optimization (APO) or SAP Production Planning (PP) integration scenarios, especially when synchronizing production line (PL) data or production order data between SAP ERP and SAP APO.
  Common causes include:
  
  
  Data Inconsistency:
  
  The production line item data in SAP ERP and SAP APO are inconsistent or incomplete, causing synchronization to fail.
  
  
  Locking Issues:
  
  The PL item might be locked by another process, preventing synchronization.
  
  
  Authorization Problems:
  
  The user or system process performing synchronization lacks the necessary authorizations.
  
  
  Configuration Errors:
  
  Incorrect or missing configuration in the integration model or CIF (Core Interface) settings.
  
  
  Technical Issues:  
  
  Communication failures between SAP ERP and SAP APO systems.  
  Missing or incorrect master data (e.g., production line master data, work center data).
  
  
  
  Custom Enhancements or User Exits:
  
  Custom code or user exits that interfere with the synchronization process.
  
  
  
  Solution
  To resolve the WRF_APC361 error, follow these steps:
  
  
  Check the Detailed Error Log:
  
  Use transaction codes like /SAPAPO/CIF_MON (CIF Monitor) or SMQ1/SMQ2 (Outbound/Inbound queues) to check for detailed error messages and logs related to the synchronization failure.
  
  
  Verify Master Data Consistency:  
  
  Ensure that the production line master data exists and is consistent in both SAP ERP and SAP APO.  
  Check work center and routing data for completeness.
  
  
  
  Check Lock Entries:
  
  Use transaction SM12 to check if the PL item is locked by another process. If so, investigate and release the lock if appropriate.
  
  
  Review Authorizations:
  
  Confirm that the user or background job running the synchronization has the necessary authorizations.
  
  
  Check CIF Configuration:  
  
  Verify the integration model and CIF settings for the production line and related objects.  
  Re-generate the integration model if necessary.
  
  
  
  Reprocess Queues:  
  
  Use SMQ1 and SMQ2 to monitor and reprocess any stuck queues.  
  If queues are stuck or in error, try to reset and reprocess them.
  
  
  
  Check Communication Settings:
  
  Ensure that the RFC connections between SAP ERP and SAP APO are active and working correctly (transaction SM59).
  
  
  Debug or Review Custom Code:
  
  If custom enhancements or user exits are involved in the synchronization process, review and debug them to ensure they do not cause failures.
  
  
  Apply SAP Notes:
  
  Search for relevant SAP Notes on the SAP Support Portal using the error message or related keywords. SAP Notes may provide patches or additional troubleshooting steps.
  
  
  
  Related Information
  
  
  Transactions:
  
  /SAPAPO/CIF_MON – CIF Monitor for checking integration errors.
  SMQ1 / SMQ2 – Monitor outbound/inbound queues.
  SM12 – Lock entries.
  SM59 – RFC destinations.
  COHV – Mass processing of production orders (sometimes related).
  
  
  
  SAP Modules Involved:
  
  SAP APO (Advanced Planning and Optimization)
  SAP PP (Production Planning)
  SAP CIF (Core Interface)
  
  
  
  Common SAP Notes:
  
  Check SAP Notes related to CIF synchronization errors.
  Example: SAP Note 0000000 (replace with actual note numbers found during your search).
  
  
  
  Additional Tips:
  
  Synchronization errors often require collaboration between the APO and ERP support teams.
  Always perform synchronization tests in a development or quality system before applying fixes in production.
  
  
  
  
  If you provide the exact values of &1 and &2 or additional context (e.g., system versions, transaction steps), I can help you with more specific guidance.