Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 7238af003935890bd92ec5446c567af2831d29869ec63d7973f09aef24ba165e:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^