How To Fix /SAPAPO/PDRP028 - &1 schedule lines to &2 purchase requisitions

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPAPO/PDRP -

• Message number: 028

• Message text: &1 schedule lines to &2 purchase requisitions

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPAPO/PDRP028 - &1 schedule lines to &2 purchase requisitions ?

  The SAP error message /SAPAPO/PDRP028 typically indicates an issue related to the scheduling of purchase requisitions in the Advanced Planning and Optimization (APO) module. The message format suggests that there are a certain number of schedule lines that are not being processed correctly for a specified number of purchase requisitions.
  Cause:
  
  Mismatch in Data: The error can occur due to a mismatch in the data between the schedule lines and the purchase requisitions. This could be due to incorrect or incomplete data in the master data or transaction data.
  Planning Parameters: Incorrect planning parameters or settings in the APO system can lead to issues in scheduling.
  Resource Constraints: If there are constraints on resources or capacity that prevent the system from scheduling the lines correctly, this error may arise.
  Integration Issues: Problems with the integration between SAP ERP and SAP APO can also lead to discrepancies in the data being processed.
  
  Solution:
  
  Check Data Consistency: Verify the consistency of the data for the purchase requisitions and schedule lines. Ensure that all necessary fields are filled out correctly and that there are no missing or incorrect entries.
  Review Planning Parameters: Check the planning parameters in the APO system to ensure they are set up correctly. This includes checking the settings for the planning run and any relevant configuration.
  Analyze Resource Availability: Look into the resource availability and capacity constraints. Ensure that there are no limitations that would prevent the scheduling of the lines.
  Integration Check: If the issue is related to integration, check the settings and configurations between SAP ERP and SAP APO. Ensure that the data transfer is functioning correctly.
  Run Planning Again: After making the necessary corrections, try running the planning process again to see if the issue is resolved.
  
  Related Information:
  
  Transaction Codes: You may want to use transaction codes like /SAPAPO/SDP94 (for viewing the planning results) or /SAPAPO/MC90 (for checking the planning book) to analyze the data further.
  SAP Notes: Check for any relevant SAP Notes that may address this specific error message or provide additional troubleshooting steps.
  Documentation: Refer to the SAP APO documentation for more detailed information on planning and scheduling processes.
  
  If the issue persists after following these steps, it may be beneficial to consult with your SAP support team or reach out to SAP support for further assistance.