Message type: E = Error
Message class:  67_LOAN - Messages for Fin. Asset Management for Loans - Continued 
Message number: 603
Message text: The effective interest cannot be calculated due to a negative repayment
The cash flow relevant for the effective interest calculation is
calculated on the basis of a simulated disbursement of the amount of
commitment capital at the start of the fixed interest period and the
conditions valid for the fixed interest period.  In loan &v2& in
company code &v1& a negative repayment has appeared in the simulated
cash flow. In such cases, the system cannot calculate the effective
interest.
The calculation of effective interest for the loan has been terminated.
Check the conditions for the loan.
Error message extract from SAP system. Copyright SAP SE.
The SAP error message 67_LOAN603 indicates that the system is unable to calculate the effective interest for a loan because there is a negative repayment amount. This typically occurs in the context of loan management within SAP, where the repayment schedule or the repayment amounts have been incorrectly configured or entered.
Cause: Negative Repayment Amount: The most direct cause of this error is that a repayment amount has been entered as a negative value. This could happen due to data entry errors or incorrect configuration in the loan management settings. Incorrect Loan Configuration: The loan might be set up incorrectly, leading to situations where repayments are not aligned with the expected cash flow. Data Inconsistencies: There may be inconsistencies in the loan data, such as mismatched payment schedules or incorrect interest rates.
Solution: Check Repayment Amounts: Review the repayment amounts entered in the system. Ensure that all repayment entries are positive values. If a negative value
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