A transaction outside Shade’s curves

Program ComputeBudget111111111111111111111111111111 invoke [1]
Program ComputeBudget111111111111111111111111111111 success
Program ComputeBudget111111111111111111111111111111 invoke [1]
Program ComputeBudget111111111111111111111111111111 success
Program pAMMBay6oceH9fJKBRHGP5D4bD4sWpmSwMn52FMfXEA invoke [1]
Program log: Instruction: Buy
Program log: AnchorError thrown in programs/pump-amm/src/curve/constant_product.rs:21. Error Code: BuyMoreBaseAmountThanPoolReserves. Error Number: 6016. Error Message: BuyMoreBaseAmountThanPoolReserves.
Program pAMMBay6oceH9fJKBRHGP5D4bD4sWpmSwMn52FMfXEA consumed 28197 of 119700 compute units
Program pAMMBay6oceH9fJKBRHGP5D4bD4sWpmSwMn52FMfXEA failed: custom program error: 0x1780