How To Fix MD851 - & entries were adjested in the planned order

SAP Error Message - Details

• Message type: E = Error

• Message class: MD - Material Requirements Planning (MRP)

• Message number: 851

• Message text: & entries were adjested in the planned order

What causes this issue?

The conversion report has adjusted &V1& entries in Table PLAF (planned
orders).

System Response

The coversion was successful.

How to fix this error?

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 MD851 - & entries were adjested in the planned order ?

  The SAP error message MD851 typically indicates that there are issues related to the planning of materials in the system, particularly when it comes to planned orders. The message "entries were adjusted in the planned order" suggests that the system has made automatic adjustments to the planned order due to certain conditions or constraints.
  Causes of MD851 Error
  
  
  Capacity Constraints: The system may have detected that there are not enough resources (like machines or labor) available to meet the planned production schedule.
  
  
  Material Availability: There may be issues with the availability of raw materials or components required for production, leading to adjustments in the planned order.
  
  
  Production Version Issues: If the production version is not correctly defined or if there are conflicts in the production versions, it can lead to this error.
  
  
  Scheduling Conflicts: Conflicts in the scheduling of production orders can also trigger this error, especially if there are overlapping orders or if the lead times are not properly set.
  
  
  Configuration Issues: Incorrect configuration in the Material Requirements Planning (MRP) settings can lead to this error.
  
  
  Solutions to MD851 Error
  
  
  Check Capacity Planning: Review the capacity planning for the work centers involved. Ensure that there are enough resources available to meet the production requirements.
  
  
  Material Availability Check: Verify the availability of all materials and components required for the planned order. If materials are missing, ensure that they are procured in time.
  
  
  Review Production Versions: Check the production versions assigned to the materials. Ensure that they are correctly defined and that there are no conflicts.
  
  
  Adjust Scheduling Parameters: Review the scheduling parameters for the planned orders. Make sure that lead times, production durations, and other scheduling settings are correctly configured.
  
  
  Run MRP Again: After making necessary adjustments, run the MRP process again to see if the error persists.
  
  
  Consult Documentation: Refer to SAP documentation or help files for specific details related to the MD851 error message and its implications.
  
  
  Engage with SAP Support: If the issue persists after troubleshooting, consider reaching out to SAP support for further assistance.
  
  
  Related Information
  
  Transaction Codes: You may want to use transaction codes like MD04 (Stock/Requirements List) or COHV (Mass Processing of Production Orders) to analyze the situation further.
  MRP Settings: Familiarize yourself with MRP settings in SAP, as they play a crucial role in how planned orders are generated and adjusted.
  User Exits and BAdIs: Sometimes, custom logic implemented through user exits or BAdIs can affect how planned orders are processed. Review any customizations that may be in place.
  
  By addressing the underlying causes and following the suggested solutions, you should be able to resolve the MD851 error and ensure that your planned orders are processed correctly.