How To Fix /SAPAPO/RRP_CDOC020 - No operation start date/time

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPAPO/RRP_CDOC -

• Message number: 020

• Message text: No operation start date/time

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPAPO/RRP_CDOC020 - No operation start date/time ?

  The SAP error message /SAPAPO/RRP_CDOC020 No operation start date/time typically occurs in the context of Advanced Planning and Optimization (APO) when there is an issue with the scheduling of operations in a production or planning scenario. This error indicates that the system cannot determine a start date or time for a specific operation, which is essential for scheduling and planning processes.
  Causes:
  
  Missing Data: The operation may not have a defined start date or time in the master data or in the planning scenario.
  Incorrect Configuration: The configuration settings for the production process or the planning strategy may not be set up correctly.
  Resource Availability: The resources required for the operation may not be available, leading to the inability to schedule the operation.
  Dependencies: There may be dependencies or constraints that prevent the operation from being scheduled, such as preceding operations not being completed.
  Planning Version Issues: The planning version being used may not have the necessary data or may be inactive.
  
  Solutions:
  
  Check Master Data: Ensure that all relevant master data (e.g., production resources, work centers, routing) is correctly maintained and that operations have defined start dates/times.
  Review Configuration: Verify the configuration settings in the APO system, particularly those related to production planning and scheduling.
  Resource Check: Confirm that the resources required for the operation are available and properly defined in the system.
  Analyze Dependencies: Look for any dependencies or constraints that may be affecting the scheduling of the operation. Ensure that all preceding operations are completed.
  Planning Version: Check the planning version being used. Make sure it is active and contains the necessary data for the operations.
  Re-run Planning: After making the necessary adjustments, re-run the planning process to see if the error persists.
  
  Related Information:
  
  Transaction Codes: You may want to use transaction codes like /SAPAPO/RRP3 (Product View) or /SAPAPO/RRP4 (Order View) to analyze the planning situation and identify the specific operation causing the error.
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  Documentation: Refer to SAP documentation on APO and production planning for more detailed information on operation scheduling and error handling.
  
  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.