Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 18301b775ec03c933106654324fd0836bdab174a90807f2e229d019d49f3604f:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^