How To Fix P2091 - Generation period could not be determined

SAP Error Message - Details

• Message type: E = Error

• Message class: P2 - Messages for HR Time Management

• Message number: 091

• Message text: Generation period could not be determined

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 P2091 - Generation period could not be determined ?

  The SAP error message P2091, which states "Generation period could not be determined," typically occurs in the context of production planning or material requirements planning (MRP) when the system is unable to calculate the generation period for a specific material or production order. This can happen for various reasons, and understanding the cause is essential for resolving the issue.
  Causes:
  
  
  Missing Master Data: The relevant master data for the material, such as the material master record or the production version, may be incomplete or missing. This includes data related to the production process, such as lead times, lot sizes, or routing information.
  
  
  Incorrect Configuration: The configuration settings in the system for the production planning module may not be set up correctly. This includes settings related to planning strategies, production scheduling, or MRP parameters.
  
  
  Invalid or Incomplete BOM: The Bill of Materials (BOM) for the material may be incomplete or not properly defined, leading to issues in determining the generation period.
  
  
  Routing Issues: If the routing for the production process is not defined correctly or is missing, the system may not be able to calculate the necessary time frames.
  
  
  Planning File Entries: If there are issues with the planning file entries, such as missing entries for the material, it can lead to this error.
  
  
  Solutions:
  
  
  Check Master Data: Verify that the material master data is complete and accurate. Ensure that all necessary fields are filled out, including production versions, lead times, and other relevant information.
  
  
  Review Configuration Settings: Check the configuration settings in the SAP system for production planning. Ensure that all necessary parameters are set correctly according to your business processes.
  
  
  Validate BOM and Routing: Ensure that the BOM and routing for the material are correctly defined and complete. Make any necessary adjustments to ensure that all components and operations are included.
  
  
  Check Planning File Entries: Review the planning file entries for the material. If necessary, regenerate the planning file entries to ensure that they are up to date.
  
  
  Consult Documentation: Refer to SAP documentation or help resources for specific guidance on the error message and related configuration settings.
  
  
  Debugging: If the issue persists, consider using debugging tools within SAP to trace the process and identify where the calculation is failing.
  
  
  Related Information:
  
  Transaction Codes: You may need to use transaction codes such as MM03 (Display Material), CS03 (Display BOM), or CA03 (Display Routing) to check the relevant master data.
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  Support: If you are unable to resolve the issue, consider reaching out to your SAP support team or consulting with an SAP expert for further assistance.
  
  By following these steps, you should be able to identify the cause of the P2091 error and implement the necessary solutions to resolve it.