Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> c394799528f5e549193f7bcba42e0357bbf226c960471d200b8c1b878bade2ff:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^