Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 72af210a7b5d825fa836aae56444eec8797622cbc1f821ba52326434f722febe:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^