Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 66255a23c08310f23e91af4535e3312736184a21e7e008471665db52813e1e5e:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^