Transaction

[Error Code: 1101] error caused by: 1 error occurred:
	* transaction execute failed: [Error Code: 1101] cadence runtime error: Execution failed:
error: underflow
  --> 6391ca2fefb2e7c30d9af594017d9d5a2530c03e7e5116610e72b39690ac494e:14:506
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14 |             let swap0InVault <- inVault.withdraw(amount: cur);let swap0OutVault <- getAccount(0xfa82796435e15832).getCapability<&{SwapInterfaces.PairPublic}>(SwapConfig.PairPublicPath).borrow()!.swap(vaultIn: <- swap0InVault, exactAmountOut: nil);let swap1OutVault <- UsdcUsdtSwapPair.swapToken1ForToken2(from: <- (swap0OutVault as! @FiatToken.Vault));let tokenOutVault <- FlowSwapPair.swapToken2ForToken1(from: <- (swap1OutVault as! @TeleportedTetherToken.Vault));;let iter = tokenOutVault.balance;e... 
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