How To Fix FOX3124 - Explosion not possible in mode '&1'

SAP Error Message - Details

• Message type: E = Error

• Message class: FOX3 -

• Message number: 124

• Message text: Explosion not possible in mode '&1'

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message FOX3124 - Explosion not possible in mode '&1' ?

  The SAP error message FOX3124, which states "Explosion not possible in mode '&1'," typically occurs in the context of the SAP Production Planning (PP) module, particularly when dealing with bill of materials (BOM) explosion or material requirements planning (MRP) processes. The error indicates that the system is unable to perform a BOM explosion in the specified mode.
  Causes:
  
  Incorrect Explosion Mode: The mode specified (e.g., '1', '2', etc.) may not be valid for the current context or configuration.
  Missing BOM: The BOM for the material may not be maintained or may not exist for the specified plant or version.
  BOM Status: The BOM might be inactive or not released, preventing the explosion from occurring.
  Material Master Data Issues: The material master data may not be correctly set up, leading to issues during the explosion process.
  Configuration Settings: The configuration settings for the explosion process may not be correctly defined in the system.
  
  Solutions:
  
  Check Explosion Mode: Verify that the explosion mode specified is correct and valid for the operation you are trying to perform. Consult the documentation or configuration settings to understand the valid modes.
  Verify BOM Existence: Ensure that the BOM exists for the material in question. You can check this using transaction codes like CS03 (Display BOM) or CS02 (Change BOM).
  Check BOM Status: Make sure that the BOM is active and released. If it is not, you may need to release it using transaction CS01 (Create BOM) or CS02 (Change BOM).
  Review Material Master Data: Check the material master data for the material in question to ensure that all necessary fields are filled out correctly and that the material is set up for the relevant plant.
  Configuration Review: Review the configuration settings related to BOM explosion in the system. This may involve checking the settings in the customizing (SPRO) related to production planning and BOM management.
  Consult Documentation: Refer to SAP documentation or help resources for specific details on the error message and its context.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as CS01, CS02, CS03 for BOM management, and MD04 for MRP.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message.
  User Authorization: Ensure that the user has the necessary authorizations to perform BOM explosions and access the relevant data.
  SAP Community: Engage with the SAP Community or forums for additional insights and solutions from other users who may have encountered the same issue.
  
  If the problem persists after checking these areas, it may be beneficial to consult with your SAP support team or a technical consultant for further investigation.