Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 8519c55db25a720639dfe4681217acbaa081e1433743313853d087c71f3f8581:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^