CODE_ERROR

There is an error in the cadence code of this transaction.

[Error Code: 1101] cadence runtime error Execution failed: error: underflow --> 80507bd6e2134156a8771c0c874aa315ae72bb3b5bd17c66f1e66fce8d526ccb:28:8 | 28 | let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2 | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^