Message type: E = Error
Message class:  FI - TR-FM Funds Management 
Message number: 148
Message text: Define a default account assignment for payment transfer in Customizing.
You want to start the program <DS:RE.RFFMS201>RFFMS201</> in order to
transfer payments posted without invoice reference in Financial
Accounting into Funds Management.
However, this is not possible as no commitment item and no funds center
is defined in the <LS>Funds Management Government</> Customizing, to
which these postings can flow.
The system issues an error message and will not allow you to continue with this transaction until the error is resolved.
Ensure that a funds center and a commitment item are defined for
payments without invoice reference in the customizing of <LS>Funds
Management Government</>.
Error message extract from SAP system. Copyright SAP SE.
The SAP error message FI148, which states "Define a default account assignment for payment transfer in Customizing," typically occurs when the system is unable to find a default account assignment for payment transfers in the configuration settings. This can happen in various scenarios, particularly when processing payments or configuring payment methods.
Cause: The error is usually caused by one of the following reasons: Missing Configuration: The default account assignment for payment transfers has not been defined in the system. Incorrect Payment Method: The payment method being used does not have a corresponding default account assignment configured. Missing or Incorrect Settings in the Payment Program: The settings related to the payment program may not be correctly configured.
Solution: To resolve the FI148 error, you need to define a default account assignment for payment transfers in the SAP Customizing settings. Here are the steps to do this: Access Customizing: Go to the SAP Easy Access screen. Navigate to SPRO (SAP Project Reference
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