Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 54ef36575152565f537249ec8baefa000fab91cab833942daab6d1a1296e4902:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^