How To Fix /SAPAPO/RSP_OM820 - &1: &2 / &3 / &4

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPAPO/RSP_OM -

• Message number: 820

• Message text: &1: &2 / &3 / &4

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.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPAPO/RSP_OM820 - &1: &2 / &3 / &4 ?

  The SAP error message /SAPAPO/RSP_OM820 typically relates to issues in the SAP Advanced Planning and Optimization (APO) module, particularly in the context of the Supply Network Planning (SNP) or Production Planning and Detailed Scheduling (PP/DS) areas. The message format usually indicates a problem with the planning run or the data being processed.
  Cause:
  The error message /SAPAPO/RSP_OM820 can be triggered by various issues, including but not limited to:
  
  Data Inconsistencies: There may be inconsistencies in the master data or transaction data that the planning run is trying to process.
  Configuration Issues: Incorrect configuration settings in the APO system can lead to errors during planning runs.
  Resource Availability: The system may not find sufficient resources (like production capacity or materials) to fulfill the planning requirements.
  Planning Object Issues: Problems with specific planning objects (like products, locations, or transportation lanes) can also cause this error.
  Locking Issues: If another process is locking the data that the planning run needs to access, it can lead to this error.
  
  Solution:
  To resolve the error, you can take the following steps:
  
  Check the Logs: Review the detailed logs for the planning run to identify the specific cause of the error. This can provide insights into which data or configuration is causing the issue.
  Validate Master Data: Ensure that all relevant master data (like materials, resources, and locations) is correctly maintained and consistent.
  Review Configuration: Check the configuration settings in the APO system to ensure they are set up correctly for the planning scenario you are executing.
  Resource Availability: Verify that the necessary resources (like production capacity and materials) are available and correctly defined in the system.
  Run Consistency Checks: Use transaction codes like /SAPAPO/OM17 (for checking the consistency of the planning area) to identify and resolve any inconsistencies.
  Check for Locks: Ensure that no other processes are locking the data required for the planning run. You can use transaction SM12 to check for locks.
  Consult SAP Notes: Look for relevant SAP Notes that may address this specific error message or provide additional troubleshooting steps.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes in APO, such as /SAPAPO/OM17 for consistency checks, /SAPAPO/MC90 for planning book maintenance, and /SAPAPO/SDP94 for viewing the planning results.
  SAP Help Portal: Utilize the SAP Help Portal for documentation related to APO and specific error messages.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they found effective.
  
  If the problem persists after following these steps, it may be beneficial to consult with your SAP Basis or APO support team for further assistance.