Error:gas required exceeds allowance (9975570) or always failing transaction

I am trying to calculate the gas limit, to conduct an erc20 token transaction from 1 address to another and get this error:Returned error: gas required exceeds allowance (9975570) or always failing transaction can you help interpret it? let contract = new web3.eth.Contract(ABI, token_contract_Address, { from: Address }) const acc_balance= contractInstance.methods.balanceOf(walletAddress).call(async function(err, result) { await…

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Extract json from text using SIddhi Execution Json API

I am trying to extract a valid json from text using Siddhi json Execution API. I have downloaded siddhi-execution-json-1.1.1.jar from wso2 store and following the example mentioned in the documentation there. But the same syntax above is not giving error of “Syntax error in SiddhiiQl, mismatched input ‘input’ expecting {‘,’,GROUP,ORDER,LIMIT….}” . Below is my synatx:…

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Connecting to database from Unity

This code is not working for me anymore. I have tried a few other things but nothing works. <?php $con = mysqli_connect(“”, “”, “”, “”); if(mysqli_connect_error()) { echo “1”; //error code #1 connect failed exit(); } $guid = $_POST[“GUID”]; $username = $_POST[“userName”]; $password = $_POST[“password”]; // check if name exist $namecheckquery = “SELECT userName FROM…

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When I use Join I get null

Could you help me with this code? private readonly MyContext _context; public FilterLogic(MyContext context) { _context = context; } var res = _context.MyTable.AsQueryable().ToList(); //there I get result var result = _context.MyTable.AsQueryable().Join(_context.SecondTable, p => p.UnicId, //this columns are equal p.UnicId == c.UnicId c => c.UnicId, (p,c) => new Models.NewTable()); var cs = result.ToList(); // there I…

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