How To Fix /SAPAPO/CTM1579 - Calendar of resource &1 does not allow the PPMs/PDSs &2 to be scheduled.

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPAPO/CTM1 -

• Message number: 579

• Message text: Calendar of resource &1 does not allow the PPMs/PDSs &2 to be scheduled.

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPAPO/CTM1579 - Calendar of resource &1 does not allow the PPMs/PDSs &2 to be scheduled. ?

  The SAP error message /SAPAPO/CTM1579 indicates that there is an issue with the scheduling of Production Process Models (PPMs) or Production Data Structures (PDSs) due to calendar restrictions on the resource. Here’s a breakdown of the cause, potential solutions, and related information:
  Cause:
  
  Calendar Configuration: The resource associated with the PPMs/PDSs has a calendar that does not allow scheduling during the requested time period. This could be due to non-working days, holidays, or specific time slots being blocked.
  Resource Availability: The resource may not be available for the entire duration required for the PPM/PDS, leading to a conflict with the scheduling.
  Incorrect Time Settings: The time settings for the resource calendar may not align with the production requirements, causing scheduling conflicts.
  
  Solution:
  
  
  Check Resource Calendar:
  
  Go to the resource master data and check the calendar assigned to the resource.
  Ensure that the calendar allows for the required scheduling times. Adjust the calendar to include necessary working days and times.
  
  
  
  Adjust PPM/PDS Settings:
  
  Review the PPMs/PDSs to ensure they are set up correctly and that their scheduling requirements align with the resource's availability.
  If necessary, modify the PPM/PDS to fit within the available scheduling window of the resource.
  
  
  
  Resource Availability:
  
  Verify the availability of the resource during the required scheduling period. If the resource is not available, consider using an alternative resource or rescheduling the production.
  
  
  
  Check for Conflicts:
  
  Look for any existing orders or activities that may be conflicting with the scheduling of the PPMs/PDSs on the resource.
  
  
  
  Consult Documentation:
  
  Review SAP documentation or help resources for additional insights on calendar settings and scheduling in SAP APO.
  
  
  
  Related Information:
  
  Transaction Codes: You may need to use transaction codes like /SAPAPO/CTM for the Capable-to-Match (CTM) planning or /SAPAPO/RESB for resource planning to analyze and adjust settings.
  SAP Notes: Check for any relevant SAP Notes that may address known issues or provide additional guidance on this error message.
  User Roles: Ensure that you have the necessary permissions to make changes to resource calendars and PPM/PDS settings.
  
  By following these steps, you should be able to resolve the error and successfully schedule the PPMs/PDSs. If the issue persists, consider reaching out to your SAP support team for further assistance.