How To Fix W#823 - Scheduling failed: vendor &1, plant &2, material &3, date &4

SAP Error Message - Details

• Message type: E = Error

• Message class: W# -

• Message number: 823

• Message text: Scheduling failed: vendor &1, plant &2, material &3, date &4

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message W#823 - Scheduling failed: vendor &1, plant &2, material &3, date &4 ?

  The SAP error message W#823 indicates that there was a scheduling failure for a specific vendor, plant, material, and date. This error typically arises in the context of production planning and scheduling within the SAP system, particularly when dealing with procurement or production orders.
  Causes of Error W#823
  
  
  Capacity Constraints: The plant may not have enough capacity to fulfill the production or procurement requirements for the specified material on the given date.
  
  
  Material Availability: The material may not be available in the required quantity or may be blocked for some reason (e.g., quality issues, stock not yet posted).
  
  
  Vendor Issues: The vendor may not be able to supply the material on the specified date due to their own constraints or issues.
  
  
  Incorrect Master Data: There may be incorrect or incomplete master data for the material, vendor, or plant, which can lead to scheduling failures.
  
  
  Planning Parameters: The planning parameters set in the system (like lead times, safety stock levels, etc.) may not align with the current demand and supply situation.
  
  
  Date Issues: The specified date may fall on a non-working day or outside the planning horizon.
  
  
  Solutions to Error W#823
  
  
  Check Capacity: Review the capacity planning for the plant to ensure that there is enough capacity to meet the demand. Adjust production schedules or increase capacity if necessary.
  
  
  Verify Material Availability: Check the stock levels for the material in question. Ensure that the material is available and not blocked. If it is blocked, resolve the issues causing the block.
  
  
  Vendor Communication: Contact the vendor to confirm their ability to deliver the material on the specified date. If they cannot meet the date, negotiate a new delivery schedule.
  
  
  Review Master Data: Ensure that all relevant master data (material master, vendor master, etc.) is accurate and complete. Correct any discrepancies found.
  
  
  Adjust Planning Parameters: Review and adjust planning parameters in the system to better align with current demand and supply conditions.
  
  
  Check Calendar Settings: Ensure that the specified date is a valid working day and falls within the planning horizon. Adjust the date if necessary.
  
  
  Related Information
  
  Transaction Codes: You can use transaction codes like MD04 (Stock/Requirements List) or MD02 (MDM - Single Item, Multi-Level) to analyze the situation further.
  Logs and Messages: Check the logs for additional messages or warnings that may provide more context about the scheduling failure.
  SAP Notes: Look for relevant SAP Notes that may address known issues related to this error message.
  Consult Documentation: Review SAP documentation or help files related to production planning and scheduling for more detailed guidance.
  
  By following these steps, you should be able to identify the root cause of the scheduling failure and implement the necessary solutions to resolve the error.