Title: Fatal error
Last modified: August 21, 2016

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# Fatal error

 *  [mjrka](https://wordpress.org/support/users/mjrka/)
 * (@mjrka)
 * [13 years ago](https://wordpress.org/support/topic/fatal-error-754/)
 * I’m trying to install your plugin but the system give me a fatal error:
    Fatal
   error: Call to a member function getAdminOptions() on a non-object in /web/htdocs/
   www.mjrka.com/home/mjrkaprova/wp-content/plugins/user-access-manager-nextgen-
   gallery-extension/class/UamNgg.class.php on line 50 Could you help me? Best regards
   Mj
 * [http://wordpress.org/extend/plugins/user-access-manager-nextgen-gallery-extension/](http://wordpress.org/extend/plugins/user-access-manager-nextgen-gallery-extension/)

Viewing 1 replies (of 1 total)

 *  [carob](https://wordpress.org/support/users/carob/)
 * (@carob)
 * [13 years ago](https://wordpress.org/support/topic/fatal-error-754/#post-3785463)
 * You need to install User Access Manager before but I installed it and UAM for
   NextGen don’t work, I have two messages:
 * **Notice**: register_uninstall_hook was called incorrectly. Only a static class
   method or function can be used in an uninstall hook. Please see Debugging in 
   WordPress for more information. (This message was added in version 3.1.) in /
   home/site/domains/mysite.com/public_html/wp-includes/functions.php on line 2959
 * **Warning**: session_start() [function.session-start]: Cannot send session cache
   limiter – headers already sent (output started at /home/site/domains/mysite.com/
   public_html/wp-includes/functions.php:2959) in /home/site/domains/mysite.com/
   public_html/wp-content/plugins/si-contact-form/si-contact-form.php on line 1997
 * Somebody can help me?

Viewing 1 replies (of 1 total)

The topic ‘Fatal error’ is closed to new replies.

 * ![](https://s.w.org/plugins/geopattern-icon/user-access-manager-nextgen-gallery-
   extension.svg)
 * [User Access Manager - NextGEN Gallery Extension](https://wordpress.org/plugins/user-access-manager-nextgen-gallery-extension/)
 * [Frequently Asked Questions](https://wordpress.org/plugins/user-access-manager-nextgen-gallery-extension/#faq)
 * [Support Threads](https://wordpress.org/support/plugin/user-access-manager-nextgen-gallery-extension/)
 * [Active Topics](https://wordpress.org/support/plugin/user-access-manager-nextgen-gallery-extension/active/)
 * [Unresolved Topics](https://wordpress.org/support/plugin/user-access-manager-nextgen-gallery-extension/unresolved/)
 * [Reviews](https://wordpress.org/support/plugin/user-access-manager-nextgen-gallery-extension/reviews/)

 * 1 reply
 * 2 participants
 * Last reply from: [carob](https://wordpress.org/support/users/carob/)
 * Last activity: [13 years ago](https://wordpress.org/support/topic/fatal-error-754/#post-3785463)
 * Status: not resolved