How To Fix MPE_PLAN_EXEC031 - Error while building hierarchy of shop floor BOM

SAP Error Message - Details

• Message type: E = Error

• Message class: MPE_PLAN_EXEC - Message Class for Planning to Execution

• Message number: 031

• Message text: Error while building hierarchy of shop floor BOM

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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First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message MPE_PLAN_EXEC031 - Error while building hierarchy of shop floor BOM ?

  The SAP error message MPE_PLAN_EXEC031 typically indicates an issue encountered while building the hierarchy of a shop floor Bill of Materials (BOM). This error can arise due to various reasons, and understanding the cause is crucial for resolving it effectively.
  Possible Causes:
  
  Missing or Incomplete Data: The BOM may have missing components or incomplete data entries that prevent the system from building the hierarchy correctly.
  Incorrect BOM Structure: The structure of the BOM may not be set up correctly, leading to inconsistencies in how components are related.
  Master Data Issues: Problems with master data, such as material master records or routing information, can lead to errors in BOM processing.
  Authorization Issues: Lack of proper authorizations for accessing certain BOM components or related data can trigger this error.
  Configuration Issues: Incorrect configuration settings in the system related to BOM processing or production planning can also lead to this error.
  
  Solutions:
  
  Check BOM Data: Review the BOM for completeness and accuracy. Ensure that all components are correctly defined and that there are no missing entries.
  Validate BOM Structure: Ensure that the BOM structure is correct and that all components are properly linked. You can use transaction codes like CS03 (Display BOM) to check the structure.
  Review Master Data: Check the material master records and routing information for any inconsistencies or missing data that could affect the BOM.
  Authorization Check: Ensure that the user has the necessary authorizations to access and modify the BOM and related data.
  Configuration Review: Consult with your SAP configuration team to ensure that the settings related to BOM processing and production planning are correctly configured.
  Error Logs: Check the system logs for any additional error messages or warnings that could provide more context about the issue.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as CS01 (Create BOM), CS02 (Change BOM), and CS03 (Display BOM) for managing BOMs.
  SAP Notes: Search for SAP Notes related to the error message MPE_PLAN_EXEC031 in the SAP Support Portal. There may be specific patches or updates that address known issues.
  Documentation: Review SAP documentation and help resources for best practices in managing BOMs and troubleshooting related errors.
  
  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.