Simple hooking to catch the error in the jquery ajax
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Complete and success difference in the jquery ajax, how to find errors in the jquery or in ajax, jquery and ajax error handlers, find php errors in jquery or in ajax
If you see an error in opencart like below: Notice: Trying to access array offset on the value of type null in .../vendor/scss.inc.php on line 1753 then the solution is: Open the file .../vendor/scss.inc.php and go to line as given in the above case it is 1753 where you will see code like below: foreach ($args as $arg) { list($key, $value) = $arg; $key = $key[1]; if (empty($key)) { $posArgs[] = $value; } else { $keyArgs[$key] = $value; } } Then change the line to the following, the changes done is in bold. foreach ($args as $arg) { list($key, $value) = $arg; if (!empty($key[1])) { $key = $key[1]; } if (empty($key)) { $posArgs[] = $value; } else { $keyArgs[$key] = $value; } } ...
customer: login($email, $password): Check whether the customer is approved and check whether the username and password is correct or not. public function login($email, $password) { if (!$this->config->get('config_customer_approval')) { $customer_query = $this->db->query("SELECT * FROM " . DB_PREFIX . "customer WHERE LOWER(email) = '" . $this->db->escape(strtolower($email)) . "' AND password = '" . $this->db->escape(md5($password)) . "' AND status = '1'"); } else { $customer_query = $this->db->query("SELECT * FROM " . DB_PREFIX . "customer WHERE LOWER(email) = '" . $this->db->escape(strtolower($email)) . "' AND password = '" . $this->db->escape(md5($password)) . "' AND status = '1' AND approved = '1'"); } if ($customer_query->num_rows) { $this->session->data['customer_id'] = $customer_qu...
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