How To Fix WM671 - Error when reading the layout module

SAP Error Message - Details

• Message type: E = Error

• Message class: WM - IS-R Assortments

• Message number: 671

• Message text: Error when reading the layout module

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message WM671 - Error when reading the layout module ?

  The SAP error message WM671 ("Error when reading the layout module") typically occurs in the Warehouse Management (WM) module when there is an issue with the layout of the warehouse or the configuration of the storage bins. This error can arise due to various reasons, including:
  Causes:
  
  Missing or Incorrect Layout Module: The layout module that is being referenced may not exist or may not be correctly configured in the system.
  Data Inconsistency: There may be inconsistencies in the data related to the warehouse layout, such as missing entries in the relevant tables.
  Authorization Issues: The user may not have the necessary authorizations to access the layout module.
  Configuration Errors: Errors in the configuration of the warehouse management settings can lead to this error.
  Transport Issues: If the layout module was recently transported from another system, there may have been issues during the transport process.
  
  Solutions:
  
  
  Check Layout Module Configuration:
  
  Go to the transaction code SPRO and navigate to the Warehouse Management settings to verify the configuration of the layout module.
  Ensure that the layout module exists and is correctly defined.
  
  
  
  Verify Data Consistency:
  
  Use transaction codes like SE11 to check the relevant database tables for any inconsistencies or missing entries related to the layout module.
  You can also run consistency checks in the WM module to identify any issues.
  
  
  
  Check Authorizations:
  
  Ensure that the user encountering the error has the necessary authorizations to access the layout module. This can be checked in transaction SU53 or by reviewing the user's role assignments.
  
  
  
  Review Transport Logs:
  
  If the layout module was recently transported, check the transport logs for any errors or warnings that may indicate issues during the transport process.
  
  
  
  Consult SAP Notes:
  
  Search for relevant SAP Notes in the SAP Support Portal that may address this specific error. There may be patches or updates available that resolve the issue.
  
  
  
  Debugging:
  
  If the issue persists, consider debugging the program or function module that is generating the error to identify the root cause.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SPRO (Customizing), SE11 (Data Dictionary), SU53 (Authorization Check), and WM (Warehouse Management).
  SAP Documentation: Review the official SAP documentation for Warehouse Management to understand the configuration and setup of layout modules.
  Community Forums: Engage with SAP community forums or user groups where similar issues may have been discussed, and solutions shared.
  
  If the problem continues after trying the above solutions, it may be beneficial to reach out to your SAP support team or consult with an SAP expert for further assistance.