How To Fix /VSO/M_MSG426 - Stackability information is missing, expected=<&1>, existing=<&2>

SAP Error Message - Details

• Message type: E = Error

• Message class: /VSO/M_MSG -

• Message number: 426

• Message text: Stackability information is missing, expected=<&1>, existing=<&2>

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /VSO/M_MSG426 - Stackability information is missing, expected=<&1>, existing=<&2> ?

  The SAP error message /VSO/M_MSG426 Stackability information is missing, expected=<&1>, existing=<&2> typically relates to issues with the stackability of certain items or components in the SAP system, particularly in the context of variant configuration or product management.
  Cause:
  
  Missing Stackability Information: The error indicates that the system expected certain stackability information (like dimensions, weight, or other attributes) for a product or component, but this information is either missing or does not match what is expected.
  Configuration Issues: This can occur if there are inconsistencies in the configuration of the product or if the master data for the items involved is incomplete or incorrect.
  Data Migration Issues: If data has been migrated from another system or if there have been recent changes to the product master data, it may lead to discrepancies in expected values.
  
  Solution:
  
  Check Master Data: Review the master data for the items involved. Ensure that all necessary stackability attributes are correctly defined and populated.
  Update Configuration: If the error arises during a configuration process, check the configuration settings for the product. Ensure that all required characteristics and values are correctly set.
  Consistency Check: Run consistency checks in the system to identify any discrepancies in the data. This can often be done through transaction codes like SE11 (Data Dictionary) or SE16 (Data Browser) to inspect the relevant tables.
  Review Custom Code: If there are any custom developments or enhancements related to the product configuration, review the code to ensure it is handling stackability correctly.
  Consult Documentation: Refer to SAP documentation or notes related to stackability and variant configuration for any specific guidelines or known issues.
  Contact SAP Support: If the issue persists and cannot be resolved through the above steps, consider reaching out to SAP support for further assistance.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as MM03 (Display Material), CS03 (Display Material BOM), and CU50 (Configuration Profile) to check the details of the materials and configurations.
  SAP Notes: Search for SAP Notes related to stackability issues or the specific error message for any patches or updates that may address the problem.
  Community Forums: Engage with SAP community forums or user groups where similar issues may have been discussed, and solutions shared.
  
  By following these steps, you should be able to identify the root cause of the error and implement a solution to resolve it.