Have you tried turning off errors / warnings on your Server? Maybe no per WP_DEBUG, but rather some setting on your Servers admin interface. Many times I encountered this error, it was caused by a Warning of some plugin.
What causes this? It may be a line ending problem. In *nix, the line ending is a single new line character. In windows it is a carriage return character followed by a new line character. Unicode encoded files can also affect line endings. Check your text editor documentation. There should be a way to convert … Read more
I think that is the wrong way. What you might consider to to is to create an wp_schedule_event and then run http://www.abc.de/wp-cron.php per cPanel-Cron, that should work and will be a better way in the “idea” of WordPress. -Edit- Create an cron.php (or whatever you would like to call that file) in you plugin. Than … Read more
I had this happen once, and the solution was actually quite odd. This may or may not help. After going through all of what I thought was obvious, it ended up being a plugin conflict with a slider revolution add-on. I racked my brain for a couple of hours, then started deactivating plugins on a … Read more
Google authentication sounds like the least of your worries. wp-config.php lives in the public_html folder of your website, not in SQL database. Assuming everything else is configured correctly, then you will simply need to put your SQL info into wp-config.php and then go to your main website url via the browser If … Read more
The web installer writes configuration data into that file. It needs write access for that. I don’t think this was your backdoor. There was probably a plugin or an old theme with timthumb that had a vulnerability.
WPMU Ldap Authentication was causing the incorrect URL issue. Disabling the plugin allowed users/sites to be created correctly. This site has a fix for the plugin that allows it to run properly in WP 3.5.2: http://www.fotan.net/wpmu-ldap-plugin-fixes/
You need to have the table prefix set in the wp-config.php file. It must be matching the same value in tables of your database, the default value is “wp_” but if you used a customized value for your tables to enhance security which is a good practice, you need to update your $table_prefix = ‘wp_’; … Read more
Guess it needs to be said first – it is a bad idea in general to just let anyone that succeeded to trick you into uploading his PHP onto your server to actually be able to write to your code directories. It is double problematic if you let him access to your root credentials and … Read more
I guess ABSPATH defined in wp-config.php file now pointing not to root directory and that plugin trying to use this