Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 67119de664644775cb6db6c0c0c63a3db30c3dd116798aba30d6c561191ae017:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^