Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 31c4528f61723f3dff170278032f79273aebc370e51257a1d50e569d8f92190b:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^