Title: PHP Error: Warning
Last modified: August 31, 2016

---

# PHP Error: Warning

 *  Resolved [George Florea Banus](https://wordpress.org/support/users/fbgm/)
 * (@fbgm)
 * [10 years, 2 months ago](https://wordpress.org/support/topic/php-error-warning-2/)
 * Getting this warning from time to time since i updated to latest version.
 * [http://i.imgur.com/dmBbUeY.png](http://i.imgur.com/dmBbUeY.png)
 * [https://wordpress.org/plugins/ajax-search-lite/](https://wordpress.org/plugins/ajax-search-lite/)

Viewing 2 replies - 1 through 2 (of 2 total)

 *  Plugin Author [wpdreams](https://wordpress.org/support/users/wpdreams/)
 * (@wpdreams)
 * [10 years, 2 months ago](https://wordpress.org/support/topic/php-error-warning-2/#post-7244649)
 * Hi!
 * It is sourcing back to the wordpress core, from file **wp-includes/class-phpass.
   php**, from line **68**. Here is the context, starting with line 68:
 *     ```
       if ( @is_readable('/dev/urandom') &&
           ($fh = @fopen('/dev/urandom', 'rb'))) {
       	$output = fread($fh, $count);
       	fclose($fh);
       }
       ```
   
 * It’s the core random bytes generator function. This error should be surpressed
   as it’s called with the “@” prefix: @is_readable(‘/dev/urandom’)
    as far as I
   can see.
 * Make sure to have the [error reporting disabled](https://codex.wordpress.org/Debugging_in_WordPress)
   for surpressed error messages.
 * Alternatively you can ask the the WordPress core development support forums for
   further explanations and guides on how to get rid of this error message, if that
   article does not help.
 *  Thread Starter [George Florea Banus](https://wordpress.org/support/users/fbgm/)
 * (@fbgm)
 * [10 years, 2 months ago](https://wordpress.org/support/topic/php-error-warning-2/#post-7244778)
 * I fixed it through my ISPConfig control panel.
 * For anyone else having same issues and using ISPConfig, under Sites menu, click
   affected site to edit, go to Options tab, PHP open_basedir field and add :/dev/
   urandom at the end.

Viewing 2 replies - 1 through 2 (of 2 total)

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 * 2 replies
 * 2 participants
 * Last reply from: [George Florea Banus](https://wordpress.org/support/users/fbgm/)
 * Last activity: [10 years, 2 months ago](https://wordpress.org/support/topic/php-error-warning-2/#post-7244778)
 * Status: resolved