How To Fix /SAPAPO/DMRES818 - Action will result in negative capacities. Action was cancelled

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPAPO/DMRES -

• Message number: 818

• Message text: Action will result in negative capacities. Action was cancelled

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPAPO/DMRES818 - Action will result in negative capacities. Action was cancelled ?

  The SAP error message /SAPAPO/DMRES818 indicates that an action in the Demand Management or Capacity Planning process will lead to negative capacities for a resource. This typically occurs when the planned demand exceeds the available capacity of a resource, which can happen during planning activities in SAP Advanced Planning and Optimization (APO).
  Cause:
  
  Excessive Demand: The planned demand for a product exceeds the available capacity of the production resource.
  Capacity Constraints: The resource may have been over-allocated due to other planned orders, maintenance, or other activities that consume capacity.
  Incorrect Capacity Settings: The capacity settings for the resource may not be configured correctly, leading to an underestimation of available capacity.
  Planning Version Issues: The planning version being used may not reflect the most current capacity or demand data.
  Resource Availability: The resource may be unavailable due to maintenance, holidays, or other scheduling conflicts.
  
  Solution:
  
  Review Demand and Capacity: Check the planned demand and compare it with the available capacity for the resource. Adjust the demand or capacity as necessary.
  Adjust Planning Parameters: Modify the planning parameters for the resource to ensure that the capacity is accurately reflected.
  Reschedule Orders: If possible, reschedule or redistribute planned orders to balance the load on the resource.
  Check Resource Allocation: Ensure that the resource is not over-allocated and that other orders or activities are not consuming more capacity than expected.
  Use Alternative Resources: If applicable, consider using alternative resources that may have available capacity.
  Capacity Planning: Conduct a thorough capacity planning exercise to identify potential bottlenecks and adjust the production plan accordingly.
  Consult Documentation: Review SAP documentation or consult with your SAP support team for specific configuration settings related to capacity planning.
  
  Related Information:
  
  Transaction Codes: You may want to use transaction codes like /SAPAPO/DM (Demand Management) or /SAPAPO/RES (Resource Planning) to analyze the situation further.
  Capacity Planning Reports: Utilize capacity planning reports in SAP APO to get insights into resource utilization and availability.
  SAP Notes: Check for any relevant SAP Notes that may address known issues or provide additional guidance on capacity planning in APO.
  Training and Documentation: Ensure that users involved in planning are adequately trained on capacity management and the implications of demand planning.
  
  By addressing the underlying causes and implementing the suggested solutions, you should be able to resolve the error and proceed with your planning activities in SAP APO.