How To Fix WRF_APC253 - Error during scheduling

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 253

• Message text: Error during scheduling

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message WRF_APC253 - Error during scheduling ?

  SAP Error Message:
  
  WRF_APC253 - Error during scheduling
  
  Cause
  The error WRF_APC253 typically occurs during the scheduling phase in SAP Advanced Planning and Optimization (APO) or SAP Supply Chain Management (SCM) when the system encounters a problem while trying to schedule production or procurement activities. The root causes can vary but commonly include:
  
  Inconsistent or incomplete master data: Missing or incorrect data in product, resource, or production versions.
  Capacity constraints: Insufficient capacity available on work centers or resources.
  Incorrect or missing scheduling parameters: Such as missing lead times, calendar issues, or invalid scheduling profiles.
  Integration issues: Problems in data transfer between SAP ERP and APO (e.g., CIF integration errors).
  System or configuration errors: Errors in the scheduling profile or planning version settings.
  
  
  Solution
  To resolve the WRF_APC253 error, follow these steps:
  
  
  Check Detailed Error Log:
  
  Use transaction /SAPAPO/OM17 or the relevant planning transaction to view detailed error messages and logs to identify the exact cause.
  
  
  Verify Master Data:  
  
  Ensure that all relevant master data (product, resources, production versions) are correctly maintained and active.
  Check that production versions have valid BOMs and routings.
  Confirm that work centers have valid capacities and calendars assigned.
  
  
  
  Review Scheduling Parameters:  
  
  Check lead times, setup times, and other scheduling parameters.
  Verify that the scheduling profile used is correctly configured.
  
  
  
  Check Capacity Availability:  
  
  Use capacity planning transactions to verify if sufficient capacity is available.
  Adjust capacity or reschedule orders if necessary.
  
  
  
  Validate Integration and Data Consistency:  
  
  If using CIF (Core Interface) between ERP and APO, check for any CIF errors.
  Re-transfer master data or transactional data if inconsistencies are found.
  
  
  
  Run Scheduling Again:
  
  After corrections, rerun the scheduling process.
  
  
  Apply SAP Notes:
  
  Search for relevant SAP Notes on the SAP Support Portal using the error message code WRF_APC253 for any patches or known issues.
  
  
  
  Related Information
  
  
  Transactions:  
  
  /SAPAPO/OM17 - Order Management: Display Scheduling Errors  
  /SAPAPO/SDP94 - Product View for Planning  
  /SAPAPO/CCP1 - Capacity Planning
  
  
  
  SAP Modules:  
  
  SAP APO (Advanced Planning and Optimization)  
  SAP SCM (Supply Chain Management)  
  SAP PP (Production Planning) integration with APO
  
  
  
  Common SAP Notes:  
  
  Check SAP Notes related to scheduling errors in APO, e.g., notes addressing capacity or master data inconsistencies.
  
  
  
  Documentation:  
  
  SAP Help Portal: APO Production Planning and Detailed Scheduling  
  SAP Community forums for similar error discussions
  
  
  
  
  If the problem persists after these checks, consider raising a support ticket with SAP, providing detailed logs and system information.