Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> de38229a44211ef1beb04472a0ec34017de8ac9c00b11022fd51daca83166890:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^