编辑同志:我于1999年6月借款给一位朋友,借款合同约定以他自有的一套房屋作为抵押,但当时双方未去办理抵押物登记,此后也一直未办理抵押登记。去年经多次催促还款未果,我想拍卖该套房屋实现债权。但后来听说该笔抵押是 Editor’s Comrade: In June 1999, I borrowed a friend to borrow a loan. The loan contract stipulated a mortgage on one of his own houses. However, both parties did not go through the registration of mortgages at that time, and have not registered for mortgage since then. Last year after many urging the repayment unsuccessful, I want to auction the set of houses to achieve claims. But later I heard that the mortgage is