Message type: E = Error
Message class:  FKK_EBS - Interface between FI-CA and External Billing System 
Message number: 143
Message text: No entry in Customizing for receiver &1 and sender &2
The receiver and sender system that you have specified is not defined in
the system settings for the IDoc document transfer.
The system issues an error message and will not allow you to continue with this transaction until the error is resolved.
INCLUDE FICA_NA_CUST_1 OBJECT DOKU ID TX
Error message extract from SAP system. Copyright SAP SE.
The SAP error message FKK_EBS143 indicates that there is no entry in the customizing settings for the specified receiver and sender in the context of Electronic Bank Statement (EBS) processing. This error typically arises when the system is unable to find the necessary configuration to process the bank statement for the specified combination of sender and receiver.
Cause: Missing Customizing Entries: The most common cause is that the necessary customizing entries for the bank statement processing are not maintained in the system. This could be due to a lack of configuration for the specific bank or account involved. Incorrect Configuration: There may be an incorrect configuration that does not match the sender and receiver details in the bank statement. Data Entry Errors: There could be typographical errors in the sender or receiver details that prevent the system from finding the correct entries.
Solution: To resolve the error, follow these steps: Check Customizing Settings: Go to the SAP Customizing
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