I am using a submission form in Custom Files like:<form method=“post” action=“<?php echo htmlspecialchars($_SERVER["PHP_SELF"]);?>”>
means the form input result is submitting on the same page and display a report.when i submit form, it is giving following error:Route ‘index.php’ not found.when i echo $_SERVER[“PHP_SELF”]
it is giving /foldername/index.phphow could i tackle this error