core/connext/libraries/LibDiamond.sol:123:    require(_facetAddress != address(0), "LibDiamondCut: Add facet can't be address(0)");
core/connext/libraries/LibDiamond.sol:141:    require(_facetAddress != address(0), "LibDiamondCut: Add facet can't be address(0)");
core/connext/libraries/LibDiamond.sol:121:    require(_functionSelectors.length > 0, "LibDiamondCut: No selectors in facet to cut");
core/connext/libraries/LibDiamond.sol:139:    require(_functionSelectors.length > 0, "LibDiamondCut: No selectors in facet to cut");
core/connext/libraries/LibDiamond.sol:158:    require(_functionSelectors.length > 0, "LibDiamondCut: No selectors in facet to cut");
core/connext/libraries/SwapUtils.sol:493:    require(tokenIndexFrom < xp.length && tokenIndexTo < xp.length, "Token index out of range");
core/connext/libraries/SwapUtils.sol:524:    require(tokenIndexFrom < xp.length && tokenIndexTo < xp.length, "Token index out of range");
core/connext/libraries/SwapUtils.sol:662:    require(dy >= minDy, "Swap didn't result in min tokens");
core/connext/libraries/SwapUtils.sol:756:    require(dy >= minDy, "Swap didn't result in min tokens");
core/connext/libraries/SwapUtils.sol:703:    require(dx <= maxDx, "Swap needs more than max tokens");
core/connext/libraries/SwapUtils.sol:790:    require(dx <= maxDx, "Swap didn't result in min tokens"); //@audit this one is a copy-paste error
core/connext/libraries/SwapUtils.sol:697:    require(dy <= self.balances[tokenIndexTo], "Cannot get more than pool balance");
core/connext/libraries/SwapUtils.sol:784:    require(dy <= self.balances[tokenIndexTo], "Cannot get more than pool balance");
core/connext/libraries/SwapUtils.sol:717:      require(dx <= tokenFrom.balanceOf(msg.sender), "Cannot swap more than you own");
core/connext/libraries/SwapUtils.sol:649:      require(dx <= tokenFrom.balanceOf(msg.sender), "Cannot swap more than you own");
core/connext/libraries/SwapUtils.sol:750:    require(dx <= tokenFrom.balanceOf(msg.sender), "Cannot swap more than you own");
core/connext/libraries/SwapUtils.sol:1071:    require(newAdminFee <= MAX_ADMIN_FEE, "Fee is too high");
core/connext/libraries/SwapUtils.sol:1084:    require(newSwapFee <= MAX_SWAP_FEE, "Fee is too high");
