WP_DEBUGis active (otherwise you will get a simple white page) or if you look into
error.logon the server (full address to the file depends on the server configuration), provided this log is enabled in web server settings.
Warning: include(/var/www/wordpress/htdocs/1/wp-content/plugins/setka-editor/source/Plugin.php): failed to open stream: No such file or directory in /var/www/wordpress/htdocs/1/wp-content/plugins/setka-editor/vendor/composer/ClassLoader.php on line 412
Warning: include(): Failed opening '/var/www/wordpress/htdocs/1/wp-content/plugins/setka-editor/source/Plugin.php' for inclusion (include_path='.:/usr/share/php:/usr/share/pear') in /var/www/wordpress/htdocs/1/wp-content/plugins/setka-editor/vendor/composer/ClassLoader.php on line 412
Fatal error: Class 'Setka\Editor\Plugin' not found in /var/www/wordpress/htdocs/1/wp-content/plugins/setka-editor/plugin.php on line 30
/etc/php/apache2/php.ini(however, it can be located somewhere else depending on the server’s operating system and configuration).
upload_max_filesize. You can set any number, for example, 1024M (gigabyte).
.htaccessfile or other PHP configurations) and values can be rewritten from
php.ini. This setting can also be redefined by some WordPress plugins or even a theme (although, it is highly unlikely).
hhvm.libxml.ext_entity_whitelist = file,http
wp-admin/admin-post.phpfile was blocked from the server’s side or by WordPress.
https://, make sure that the URL starts with
wp-admin/admin-post.phpfile are enabled. External connections to this file must be permitted for everything to work correctly.
http://your-domain.com/wp-admin/admin-post.phppage, having specified your domain. If the web-inspector on the Resources tab at the Request & Response section reads
‘Status OK, Code 200’, then everything is most likely fine.
example.com/wp-admin/admin-post.phppage. If a white page opens up, then everything works fine. If you see the 404 page, then the code did not work. It is possible if you added it to a file that was not connected to WordPress.
wp_head()function inside the section.
setka-editor-resources.php. It is connected to raw-header.php. Contents of the file with comments are given below.
HTTPS, you will need SSH access to a site server.
useris your username and
site-domain.comis your site address.
POST_ID— unique WordPress post identifier.