Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 78227508d2e57eca6ae40c420bf558db8f0f8567b5361fb1e4f69158b3184f56:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^