How To Fix KMAT_MIGR009 - Error reading Number Object CU_INOB

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 009

• Message text: Error reading Number Object CU_INOB

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_MIGR009 - Error reading Number Object CU_INOB ?

  The SAP error message KMAT_MIGR009, which indicates an issue with reading the Number Object CU_INOB, typically arises during the migration or conversion of configurable materials (KMAT) in SAP. This error can occur in various scenarios, such as during data migration, system upgrades, or when working with configurable materials in the SAP system.
  Cause:
  
  Missing or Inconsistent Data: The error often occurs when the system cannot find the required number object (CU_INOB) for the configurable material. This could be due to missing entries in the database or inconsistencies in the configuration data.
  Incorrect Configuration: If the configuration settings for the material are not set up correctly, it may lead to issues when the system tries to read the number object.
  Migration Issues: If you are migrating data from an older version of SAP or from another system, there may be issues with how the data was transferred or transformed.
  
  Solution:
  
  Check Number Ranges: Ensure that the number range for the object CU_INOB is correctly defined and that there are no gaps or missing entries. You can check this in the transaction code SNRO (Number Range Objects).
  Data Consistency Check: Run consistency checks on the configurable materials to ensure that all required data is present and correctly configured. You can use transaction codes like CU50 (Configuration) to verify the configuration of the materials.
  Review Migration Process: If this error occurred during a migration, review the migration logs and processes to ensure that all necessary data was migrated correctly. You may need to re-run the migration for specific objects or data sets.
  SAP Notes: Check for any relevant SAP Notes that may address this specific error. SAP frequently releases notes that provide fixes or workarounds for known issues.
  Consult Documentation: Review the SAP documentation related to configurable materials and number objects to ensure that all settings are correctly configured.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SNRO (Number Range Objects), CU50 (Configuration), and SE11 (Data Dictionary) to investigate the issue further.
  SAP Community: Engage with the SAP Community or forums where other users may have encountered similar issues. They can provide insights or solutions based on their experiences.
  SAP Support: If the issue persists and you cannot resolve it, consider reaching out to SAP Support for assistance. They can provide more in-depth analysis and support for your specific situation.
  
  By following these steps, you should be able to diagnose and resolve the KMAT_MIGR009 error effectively.