Title: vicsstar's Replies | WordPress.org

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# vicsstar

  [  ](https://wordpress.org/support/users/vicsstar/)

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## Forum Replies Created

Viewing 1 replies (of 1 total)

 *   Forum: [Plugins](https://wordpress.org/support/forum/plugins-and-hacks/)
    In
   reply to: [[LearnPress - WordPress LMS Plugin for Create and Sell Online Courses] Critical Error when Enrolling on course](https://wordpress.org/support/topic/critical-error-when-enrolling-on-course/)
 *  [vicsstar](https://wordpress.org/support/users/vicsstar/)
 * (@vicsstar)
 * [5 years, 3 months ago](https://wordpress.org/support/topic/critical-error-when-enrolling-on-course/#post-13950480)
 * Hi, I am piggibacking here, since I have a very similar problem. If a user tries
   to register, I get a critical error. I have reinstalled as per [@augustus09](https://wordpress.org/support/users/augustus09/)‘
   s instructions, but it hasn’t fixed the error. It says:
 * “Fatal error: Uncaught Error: Unknown named parameter $reg_username in /WP_path/
   wp-content/plugins/learnpress/inc/class-lp-forms-handler.php:180 Stack trace:#
   0 /WP_path/wp-content/plugins/learnpress/inc/class-lp-forms-handler.php(308):
   LP_Forms_Handler::process_register() #1 /WP_path/wp-includes/class-wp-hook.php(
   287): LP_Forms_Handler::init() #2 /WP_path/wp-includes/class-wp-hook.php(311):
   WP_Hook->apply_filters() #3 /WP_path/wp-includes/plugin.php(484): WP_Hook->do_action()#
   4 /WP_path/wp-settings.php(557): do_action() #5 /WP_path/wp-config.php(195): 
   require_once(‘…’) #6 /WP_path/wp-load.php(37): require_once(‘…’) #7 /WP_path/
   wp-blog-header.php(13): require_once(‘…’) #8 /WP_path/index.php(17): require(‘…’)#
   9 {main} thrown in /WP_path/wp-content/plugins/learnpress/inc/class-lp-forms-
   handler.php on line 180”
 * Can anyone help please?

Viewing 1 replies (of 1 total)