WordPress website was broken and inside the error_log file the following error was repeatedly printed: Fatal error: Uncaught Error: Call to undefined function wp_check_php_mysql_versions() This fatal error indicates that WordPress was unable to check server configuration: PHP and MySQL versions. In 99% of the time, the error is caused by missing or modified WP core … Read full article →
For the WordPress mixed content error: “This request has been blocked; the content must be served over HTTPS” the best solution is to search&replace all links in files and the database using Regex with WP CLI. But if you are looking for a quick fix, just add the following code to .htaccess file to automatically forward … Read full article →
For some operations such as database export, WP-CLI uses PHP exec() function which is disabled on most shared hosting servers. So if you do wp db export and no file was created, make sure to check your error_log file and if you notice this error: PHP Fatal Error: Uncaught Error: Call to undefined function exec() … Read full article →
Q: Why can’t I add plugins in WordPress? A: The following code was added to wp-config.php file that disables file editing and uploading. Simply remove these files from the wp-config.php file and then refresh the wp-admin page.
Is your wp-admin working, but the front-end is white page? This usually happens when a certain WordPress plugin is running up against the PHP Memory Limit. Check your error_log file for any error messages that confirm this: Edit the file /etc/php7/apache2/php.ini and increase the memory limit: Increase the limit and then restart Apache. I also suggest … Read full article →