Written on 5 February 2016, 10:37pm
For backing up the contents of this blog I am using the excellent WordPress plugin called – you guessed it – BackupWordPress.
It offers the possibility to backup the database and the content files on the same server for free, and for 24$/year it sends your backup files to Dropbox. It works by using a number of utilities (
zip for the files,
mysqldump for the database) that are run in the command line using the PHP function
Recently I noticed that the plugin simply stopped working – without any visible error message. I realized it was because
shell_exec was in the list of disabled PHP functions.
To find out if this function is disabled you can use
If indeed this function is disabled, then the plugin will not work at all, without returning any error.
If you have access to cpanel you can re-enable this function by going to Select PHP version / PHP Settings:
For more info about it, see the official WordPress plugin page.