How To Fix /SAPAPO/CDPSSFW035 - Scheduling problems could not be corrected internally

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPAPO/CDPSSFW -

• Message number: 035

• Message text: Scheduling problems could not be corrected internally

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPAPO/CDPSSFW035 - Scheduling problems could not be corrected internally ?

  The SAP error message /SAPAPO/CDPSSFW035 indicates that there are scheduling problems in the Advanced Planning and Optimization (APO) module that could not be resolved internally by the system. This error typically arises during the planning process when the system encounters issues that prevent it from generating a feasible schedule for production or procurement.
  Causes:
  
  Resource Constraints: There may be insufficient capacity on resources (e.g., machines, labor) to meet the demand.
  Material Availability: Required materials may not be available in the necessary quantities or at the right time.
  Production Orders: Conflicts or issues with existing production orders can lead to scheduling problems.
  Planning Parameters: Incorrect or suboptimal planning parameters (like lead times, lot sizes, etc.) can cause scheduling conflicts.
  Master Data Issues: Problems with master data, such as incorrect routing, work center settings, or product master data, can lead to scheduling errors.
  Time Periods: The planning horizon may not be set correctly, leading to scheduling conflicts.
  
  Solutions:
  
  Check Resource Availability: Review the capacity of resources to ensure they can handle the planned production. Adjust capacity or reschedule orders as necessary.
  Material Check: Verify that all required materials are available and that there are no shortages. If there are shortages, consider adjusting procurement plans or lead times.
  Review Production Orders: Look for conflicts in production orders that may be causing scheduling issues. Resolve any overlaps or conflicts.
  Adjust Planning Parameters: Review and adjust planning parameters to ensure they are set correctly for your production environment.
  Master Data Review: Check the master data for any inconsistencies or errors. Ensure that routings, work centers, and product data are accurate and up to date.
  Planning Horizon: Ensure that the planning horizon is set appropriately to cover all necessary time periods for scheduling.
  
  Related Information:
  
  Transaction Codes: You may want to use transaction codes like /SAPAPO/SDP94 (for detailed planning view) or /SAPAPO/CDP (for the detailed scheduling process) to analyze the scheduling issues further.
  Logs and Messages: Check the logs and messages in the APO system for additional details that may provide insights into the specific cause of the scheduling problems.
  SAP Notes: Look for relevant SAP Notes that may address known issues or provide patches related to scheduling problems in APO.
  Consult Documentation: Review SAP documentation and best practices for APO planning and scheduling to ensure that your configuration aligns with recommended practices.
  
  If the issue persists after checking these areas, it may be beneficial to consult with your SAP support team or a consultant specializing in SAP APO for further assistance.