Transaction

[Error Code: 1101] error caused by: 1 error occurred:
	* transaction execute failed: [Error Code: 1101] cadence runtime error: Execution failed:
error: underflow
  --> 1efd2b5d0d7459dd148bd12e5ac8adfc9afddf76a8bd60794a0f4a08ce415376:17:1067
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17 |             let swap0InVault <- inVault.withdraw(amount: cur);let swap0OutVault <- getAccount(0xfa82796435e15832).getCapability<&{SwapInterfaces.PairPublic}>(SwapConfig.PairPublicPath).borrow()!.swap(vaultIn: <- swap0InVault, exactAmountOut: nil);let swap1OutVault <- getAccount(0xf83abcbed7cd096e).getCapability<&{SwapInterfaces.PairPublic}>(SwapConfig.PairPublicPath).borrow()!.swap(vaultIn: <- swap0OutVault, exactAmountOut: nil);let swap2OutVault <- FusdUsdtSwapPair.swapToken1ForToken2(from: <- ... 
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