Interest calculation method entered does not match the ref. int. rate

What causes this issue?

Interest calculation method &V3& defined for <DS:SIMG.SIMG_CFJB01JB62>
reference interest rate</>
&V2& differs from interest calculation method &V1& of the transaction.

How to fix this error?

Check your entries and correct the interest calculation method of the
transaction, if required.

Error message extract from SAP system. Copyright SAP SE.