Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 078bbc7477dc8e98e0732d2417a127e7e6967329318515068bfeb822327b860b:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^