How To Fix KMAT_MIGR120 - No double instances found for variants in configuration.

SAP Error Message - Details

• Message type: E = Error

• Message class: KMAT_MIGR - Message Class for Migration of Variants to IBase

• Message number: 120

• Message text: No double instances found for variants in configuration.

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 KMAT_MIGR120 - No double instances found for variants in configuration. ?

  The SAP error message KMAT_MIGR120 indicates that there are no double instances found for variants in configuration when working with configurable materials (KMAT). This error typically arises during the migration or processing of configurable materials, particularly when trying to manage or migrate variant configurations.
  Cause:
  
  Missing Configuration Data: The error may occur if the system cannot find the necessary configuration data for the variants of the configurable material.
  Incorrect Configuration Settings: There may be issues with how the configuration settings are defined, leading to inconsistencies in the data.
  Data Migration Issues: If you are migrating data from one system to another, there may be missing or incomplete data related to the variants.
  Inconsistent Master Data: The master data for the configurable material may not be set up correctly, leading to issues in finding the required instances.
  
  Solution:
  
  Check Configuration Data: Verify that the configuration data for the variants is correctly defined in the system. Ensure that all necessary characteristics and values are present.
  Review Migration Process: If this error occurs during a migration, review the migration process to ensure that all relevant data has been transferred correctly. Check for any logs or error messages that may provide additional context.
  Validate Master Data: Ensure that the master data for the configurable material is complete and consistent. This includes checking the material master, BOMs (Bill of Materials), and routing information.
  Use Transaction Codes: Utilize transaction codes such as CU50 (Configuration Profile) or CU60 (Configuration Simulation) to analyze and troubleshoot the configuration settings.
  Check for Duplicates: Ensure that there are no duplicate entries for the variants in the configuration. If duplicates exist, they may need to be resolved.
  Consult SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error or provide additional guidance.
  
  Related Information:
  
  SAP Help Documentation: Refer to the official SAP documentation for configurable materials and variant configuration for detailed information on setup and troubleshooting.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they have found.
  SAP Support: If the issue persists, consider reaching out to SAP Support for assistance, especially if it involves complex configurations or migration scenarios.
  
  By following these steps, you should be able to identify the root cause of the KMAT_MIGR120 error and implement a suitable solution.