Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 1b7611d84699805d9ccd635233b424cbdd214815ac2b45811d29382be7685bae:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^