/PHP/Warning: mysqli_fetch_all() expects parameter 1 to be mysqli_result, bool given in C:\newxammp\htdocs\learn\index.php on line 11

Warning: mysqli_fetch_all() expects parameter 1 to be mysqli_result, bool given in C:\newxammp\htdocs\learn\index.php on line 11

#where you are running mysqli_query , add 'or die( mysqli_error($db)'
#e.g
$sql = "SELECT * FROM users";
$result = mysqli_query($db, $sql) or die( mysqli_error($db));
#$db being the variable holding the connection to db

Source: codeproject.com

Warning: mysqli_fetch_array() expects parameter 1 to be mysqli_result, string given in

 mysqli_fetch_array($query)

Source: stackoverflow.com

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