Message type: E = Error
Message class:  FKKBIX - Conv.Inv.: Billing (Invoice Preprocessing) 
Message number: 169
Message text: No storage tables defined for billed items
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The SAP error message FKKBIX169: No storage tables defined for billed items typically occurs in the context of billing and invoicing processes within the SAP system, particularly when dealing with the Contract Accounts Receivable and Payable (FI-CA) module. This error indicates that the system is unable to find the necessary storage tables for the billed items, which can prevent the successful processing of billing documents. Causes: Missing Configuration: The most common cause of this error is that the necessary configuration for storage tables has not been set up in the system. This can happen if the system has not been properly configured for the specific billing type or if the relevant settings have been inadvertently changed or deleted. Incorrect Billing Type: If the billing type being used does not have the appropriate storage tables defined, this error can occur. Data Inconsistencies: There may be inconsistencies or missing data in the billing documents or related
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