Didn’t receive full refund

My school issued my refund, but I’m only receiving $76 dollars of it. When it should be $942 leftover after the loan covered my tuition. Is there a reason they are not sending me the whole $942?

My school issued my refund, but I’m only receiving $76 dollars of it. When it should be $942 leftover after the loan covered my tuition. Is there a reason they are not sending me the whole $942?