Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 7711ed91c91c078801df92478e9401148136865417908fc110ca19ab8a45bb25:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^