How To Fix CBRC_REGCHECK320 - Substance &1: value assignment &2 not unique

SAP Error Message - Details

• Message type: E = Error

• Message class: CBRC_REGCHECK - Messages for Substance-Related Regulation Check

• Message number: 320

• Message text: Substance &1: value assignment &2 not unique

What causes this issue?

Multiple relevant value assignment instances were determined for
substance &v1&.

System Response

The system processes the first active value assignment instance only.

How to fix this error?

Correct the values specified for value assignment &v2&.
Check whether:
Multiple value assignment instances with the same active use exist
within a validity period for a specification.
Multiple value assignment instances for the same regulatory list with
the same active use exist within a validity period.

Procedure for System Administrators

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

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CBRC_REGCHECK320 - Substance &1: value assignment &2 not unique ?

  The SAP error message CBRC_REGCHECK320 indicates that there is a problem with the value assignment for a substance in the context of regulatory compliance, particularly in the area of chemical substances and their classifications. This error typically arises when the system finds that the value assignment for a specific substance is not unique, meaning that there are multiple entries that could apply to the same substance and value assignment combination.
  Cause:
  
  Duplicate Entries: The most common cause of this error is the presence of duplicate value assignments for the same substance in the system. This can happen if multiple records have been created for the same substance with overlapping or identical value assignments.
  Incorrect Configuration: There may be issues with the configuration of the substance data or the value assignment settings in the SAP system.
  Data Migration Issues: If data has been migrated from another system, it is possible that duplicates were introduced during the migration process.
  
  Solution:
  
  Check for Duplicates: Review the value assignments for the specified substance. You can do this by navigating to the relevant transaction in SAP (such as the substance management transaction) and checking for any duplicate entries.
  Remove or Merge Duplicates: If duplicates are found, you will need to either delete the unnecessary entries or merge them into a single, unique entry that accurately reflects the value assignment for the substance.
  Review Configuration: Ensure that the configuration settings for value assignments and substances are correctly set up to prevent duplicates from being created in the future.
  Data Validation: Implement data validation checks to ensure that new entries do not create duplicates. This can involve setting up unique constraints or validation rules in the system.
  Consult Documentation: Refer to SAP documentation or help resources for specific guidance on managing substances and value assignments.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as C223 (Maintain Value Assignment) or C2C1 (Display Substance) to manage and review substance data.
  SAP Notes: Check for any SAP Notes related to this error message, as they may provide additional insights or patches that can resolve the issue.
  User Roles and Permissions: Ensure that users have the appropriate roles and permissions to make changes to substance data, as this can affect the ability to resolve the error.
  
  By following these steps, you should be able to identify the cause of the CBRC_REGCHECK320 error and implement a solution to resolve it.