How To Fix CNV_DMC_SIN250 - Wrong class type "&1" for Material classification

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_DMC_SIN - Messages for s-innovations migration

• Message number: 250

• Message text: Wrong class type "&1" for Material classification

What causes this issue?

You have not entered a class type or the class type you have entered is
not a Material relevant class type. Relevant class types are:
001 = Material classification
023 = Material classification for Batch Classification
200 = Material (Configurable Objects)
300 = Variants

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Maintain the correct class type or map your source value to the correct
class type

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_DMC_SIN250 - Wrong class type "&1" for Material classification ?

  The SAP error message CNV_DMC_SIN250 indicates that there is a mismatch in the class type for material classification during a data migration or conversion process. This error typically arises when the system encounters a material classification that does not conform to the expected class type defined in the system.
  Cause:
  
  Incorrect Class Type: The material being processed has a class type that is not recognized or is not valid for the classification system in use.
  Data Migration Issues: If you are migrating data from another system, the class types in the source system may not match those in the target SAP system.
  Configuration Issues: The class types may not be properly configured in the SAP system, or the classification system may not be set up correctly.
  Missing Class Type: The class type specified in the material classification may not exist in the target system.
  
  Solution:
  
  Check Class Type Configuration: Verify that the class type specified in the error message is correctly configured in the SAP system. You can do this by navigating to the classification system settings in the SAP GUI.
  Validate Material Data: Review the material data being processed to ensure that the class type is valid and exists in the target system. You may need to adjust the data to match the expected class types.
  Data Mapping: If you are migrating data, ensure that there is a proper mapping between the source and target class types. You may need to create a mapping table or adjust the migration logic to handle class type differences.
  Consult Documentation: Refer to SAP documentation or notes related to the classification system and data migration for any specific guidelines or requirements.
  Testing: After making changes, perform a test run of the migration or conversion process to ensure that the error is resolved.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional guidance on material classification issues.
  Transaction Codes: Familiarize yourself with transaction codes related to material classification, such as CL02 (Change Class) and CL03 (Display Class), to help troubleshoot and resolve issues.
  SAP Community: Engage with the SAP Community forums for insights from other users who may have encountered similar issues.
  
  By following these steps, you should be able to identify the root cause of the CNV_DMC_SIN250 error and implement a solution to resolve it.