How To Fix /SAPAPO/RRP_HEUR091 - Errors have occurred

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPAPO/RRP_HEUR -

• Message number: 091

• Message text: Errors have occurred

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_HEUR091 - Errors have occurred ?

  The SAP error message /SAPAPO/RRP_HEUR091 Errors have occurred typically arises in the context of Advanced Planning and Optimization (APO) within SAP systems, particularly during the execution of heuristics or planning runs. This error indicates that there were issues encountered during the planning process, which could be due to various reasons.
  Causes:
  
  Data Issues: Missing or incorrect master data (e.g., material master, location master, etc.) can lead to errors during planning runs.
  Configuration Problems: Incorrect settings in the planning area, planning version, or heuristic parameters can cause the heuristics to fail.
  Resource Constraints: If there are insufficient resources (e.g., capacity constraints) defined in the system, the heuristic may not be able to generate feasible plans.
  Locking Issues: If the data being processed is locked by another transaction or user, it can lead to errors.
  Heuristic Logic Errors: The specific heuristic being used may have inherent logic issues or may not be suitable for the current planning scenario.
  
  Solutions:
  
  Check Logs: Review the detailed logs generated during the planning run. This can provide insights into what specific errors occurred.
  Validate Master Data: Ensure that all relevant master data is complete and accurate. Check for missing materials, locations, or other critical data.
  Review Configuration: Verify the configuration settings for the planning area and heuristic. Ensure that all parameters are set correctly.
  Resource Availability: Check the availability of resources and ensure that capacity constraints are defined correctly.
  Run in Debug Mode: If possible, run the heuristic in debug mode to identify the exact point of failure.
  Consult SAP Notes: Look for relevant SAP Notes that may address known issues with the specific heuristic or planning scenario.
  Test with Different Scenarios: If feasible, test the heuristic with different planning scenarios to isolate the issue.
  
  Related Information:
  
  Transaction Codes: You may use transaction codes like /SAPAPO/RRP1 (Interactive Planning) or /SAPAPO/HEUR (Heuristic Planning) to analyze and troubleshoot the planning runs.
  SAP Help Documentation: Refer to the official SAP documentation for detailed information on heuristics and planning in APO.
  Community Forums: Engage with SAP community forums or support channels for additional insights and shared experiences from other users.
  
  If the issue persists after following these steps, it may be necessary to involve SAP support for further assistance.