Message type: E = Error
Message class:  WRF_CHAR_VAL - Messages for Package WRF_CHARACTERISTIC_VALUE_GRP 
Message number: 001
Message text: Table WRFT_CUSTFLD is not maintained yet for characteristic type &1
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SAP Error Message: WRF_CHAR_VAL001 Table WRFT_CUSTFLD is not maintained yet for characteristic type &1
Cause: This error occurs when the system tries to access or process a characteristic type for which the corresponding entries in the WRFT_CUSTFLD table have not been maintained or configured yet. The table WRFT_CUSTFLD stores custom field definitions related to characteristic types in SAP. If a characteristic type (e.g., a classification characteristic or a custom characteristic used in variant configuration or classification) is not maintained in this table, the system cannot find the necessary metadata or configuration to process it. This typically happens in scenarios involving variant configuration, classification, or custom developments/extensions where characteristic types are used but the required configuration is missing.
Solution: Maintain the WRFT_CUSTFLD Table: Use transaction SM30 or SE16N to check the entries in the table WRFT_CUSTFLD. If the characteristic type (the value represented by &1 in the error message) is missing, you need to add the appropriate entries. The entries should define
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