Title: getting strange errors after upgrading wordpress
Last modified: August 19, 2016

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# getting strange errors after upgrading wordpress

 *  [bigsmiler](https://wordpress.org/support/users/bigsmiler/)
 * (@bigsmiler)
 * [17 years, 7 months ago](https://wordpress.org/support/topic/getting-strange-errors-after-upgrading-wordpress/)
 * Hello all,
 * I have upgraded my WP version to 2.6.3 and now I do receive the following errors
   on my homepage;
 * Warning: call_user_func_array() [function.call-user-func-array]: First argument
   is expected to be a valid callback, ‘wpg2_template’ was given in /var/www/g5151/
   familiedhondt.nl/HTML/wp-includes/plugin.php on line 311
 * Unfortunately all my picture albums from WP gallery are not accessable anymore
   either.
 * Any great advcie is very welocme
 * Thanks.
    Joost [](http://www.familiedhondt.nl)

The topic ‘getting strange errors after upgrading wordpress’ is closed to new replies.

 * In: [Fixing WordPress](https://wordpress.org/support/forum/how-to-and-troubleshooting/)
 * 0 replies
 * 1 participant
 * Last reply from: [bigsmiler](https://wordpress.org/support/users/bigsmiler/)
 * Last activity: [17 years, 7 months ago](https://wordpress.org/support/topic/getting-strange-errors-after-upgrading-wordpress/)
 * Status: not resolved

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