During processing, a batch of transactions was rejected by a programmed batch control. An exam Document No$.$ Date Account Code Amount

$2533/1/183158$ $ $14,370$

$2543/2/18209620,500$

$2553/2/1824372,945$

$2553/2/1824372,945$

$2573/3/1809728,320$

$2583/2/1836606,095$

$2593/5/18149117,380$

$2603/5/18149117,380$

The batch control ticket that accompanied the original documents provided the following information:

$$ Document count: $8$

$$ Hash total $($formed from account codes$)$: $17,301$

$$ Control total $($of amounts$)$: $$103,090$

Required:

What might explain the rejection of the batch, and what underlying causes can be inferred from these data?