How To Fix WRF_CHAR_VAL018 - Characteristic value &1 exists several times

SAP Error Message - Details

• Message type: E = Error

• Message class: WRF_CHAR_VAL - Messages for Package WRF_CHARACTERISTIC_VALUE_GRP

• Message number: 018

• Message text: Characteristic value &1 exists several times

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 WRF_CHAR_VAL018 - Characteristic value &1 exists several times ?

  Certainly! Here's a detailed explanation for the SAP error message:
  
  SAP Error Message:
  WRF_CHAR_VAL018 - Characteristic value &1 exists several times
  
  Cause:
  This error occurs when a characteristic value that you are trying to create or assign already exists multiple times in the system. In SAP, characteristic values must be unique within a characteristic. If the system finds more than one entry with the same characteristic value, it raises this error to prevent ambiguity and data inconsistencies.
  Common scenarios causing this error include:  
  
  Duplicate entries in the characteristic value table (e.g., table CABN or CAWN).  
  Data inconsistencies due to manual table changes or incorrect data migration.  
  Incorrect or repeated creation of characteristic values in classification or variant configuration.
  
  
  Solution:
  
  
  Check for Duplicate Values:
  
  Use transaction CT04 (Maintain Characteristics) to check the characteristic values.
  Enter the characteristic and look for the value mentioned in the error message.
  If duplicates exist, identify why they were created.
  
  
  
  Remove or Correct Duplicates:
  
  If duplicates are found, delete the redundant characteristic values if they are not used.
  If deletion is not possible due to dependencies, consider consolidating or renaming values to maintain uniqueness.
  
  
  
  Database Consistency Check:
  
  Run consistency checks for classification data using transaction CL30N or CL20N.
  Use report RCCL_CHECK or similar tools to identify and fix inconsistencies.
  
  
  
  Transport and Data Migration:
  
  If the error appeared after a transport or data migration, verify the transport logs and ensure no duplicate values were imported.
  Correct the source data and re-import if necessary.
  
  
  
  Technical Analysis:
  
  Check tables like CABN (Characteristics), CAWN (Characteristic Values), and KSSK (Class Characteristic Assignments) for duplicates.
  Use SE16/SE16N to query these tables for the characteristic value in question.
  
  
  
  
  Related Information:
  
  
  Transaction Codes:
  
  CT04 - Maintain Characteristics
  CL20N - Change Class
  CL30N - Display Object List
  SE16/SE16N - Data Browser for table checks
  
  
  
  Tables:
  
  CABN - Characteristics
  CAWN - Characteristic Values
  KSSK - Class Characteristic Assignments
  
  
  
  Notes and Documentation:
  
  Check SAP Notes related to classification and variant configuration for known issues.
  Review SAP Help Portal documentation on Classification and Variant Configuration.
  
  
  
  
  If you provide the characteristic name and value, I can help you with specific queries or steps to identify duplicates in your system.