Fatal error: Uncaught Error: Call to a member function first_event_category() on null in /home/nancyl79/public_html/wp-content/plugins/event-espresso-core-reg/modules/ical/EED_Ical.module.php:133 Stack trace: #0 /home/nancyl79/public_html/wp-content/plugins/event-espresso-core-reg/core/EE_Module_Request_Router.core.php(241): EED_Ical->download_ics_file(Object(WP_Query)) #1 /home/nancyl79/public_html/wp-content/plugins/event-espresso-core-reg/core/EE_Module_Request_Router.core.php(181): EE_Module_Request_Router->_module_router('EED_Ical', 'download_ics_fi...') #2 /home/nancyl79/public_html/wp-content/plugins/event-espresso-core-reg/core/EE_Front_Controller.core.php(227): EE_Module_Request_Router->resolve_route('ee', 'download_ics_fi...') #3 /home/nancyl79/public_html/wp-includes/class-wp-hook.php(286): EE_Front_Controller->pre_get_posts(Object(WP_Query)) #4 /home/nancyl79/public_html/wp-includes/class-wp-hook.php(310): WP_Hook->apply_filters(NULL, Array) #5 /home/nancyl79/public_html/wp-includes/plugin.php(515): WP_Hook->d in /home/nancyl79/public_html/wp-content/plugins/event-espresso-core-reg/modules/ical/EED_Ical.module.php on line 133