Diagnosis
For direct debit orders and account call-up checks there is a namecomparison. In the Implementation Guide you can set after how manyletters per word one may be incorrect.
In this case, a value less than 2 was entered in Customizing asnecessary word length before an incorrect letter. This would mean thatthe name check tolerates every incorrect letter.

Procedure
Change the setting in Customizing by choosingSet +/- sign / Postings / Transfer to FIgeneral ledger / Name checks