Message type: E = Error
Message class:  FKKBW_E - Message for BW Extraction 
Message number: 301
Message text: **************301-350 Reserved for WLIABW Extraction*********************
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The SAP error message FKKBW_E301, which states "**301-350 Reserved for WLIABW Extraction*****," typically occurs in the context of SAP BW (Business Warehouse) when there is an issue related to the extraction of data from the SAP system. This error is often associated with the data extraction process from the SAP ERP system to the SAP BW system, particularly when dealing with financial data.
Cause: Reserved Number Range: The error indicates that the number range from 301 to 350 is reserved for WLIABW (which stands for "Worklist for BW Extraction"). This means that the system is trying to use a number in this range that is not allowed or is not properly configured.
Configuration Issues: There may be configuration issues in the number range settings for the data extraction process. Data Extraction Process: The extraction process may not be set up correctly, or there may be issues with the data source or the data itself.
Solution: Check
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