I just updated WordPress to 3.9, and All In One Event Calendar to its latest version, this is the error I get:
exception ‘Ai1ec_Database_Update_Exception’ in /home1/quantumv/public_html/blog/wp-content/plugins/all-in-one-event-calendar/app/controller/front.php:803
Stack trace:
#0 /home1/quantumv/public_html/blog/wp-content/plugins/all-in-one-event-calendar/app/controller/front.php(212): Ai1ec_Front_Controller->_initialize_schema()
#1 /home1/quantumv/public_html/blog/wp-content/plugins/all-in-one-event-calendar/app/controller/front.php(43): Ai1ec_Front_Controller->_init(Object(Ai1ec_Loader))
#2 /home1/quantumv/public_html/blog/wp-content/plugins/all-in-one-event-calendar/all-in-one-event-calendar.php(90): Ai1ec_Front_Controller->initialize(Object(Ai1ec_Loader))
#3 /home1/quantumv/public_html/blog/wp-settings.php(214): include_once(‘/home1/quantumv…’)
#4 /home1/quantumv/public_html/blog/wp-config.php(75): require_once(‘/home1/quantumv…’)
#5 /home1/quantumv/public_html/blog/wp-load.php(29): require_once(‘/home1/quantumv…’)
#6 /home1/quantumv/public_html/blog/wp-blog-header.php(12): require_once(‘/home1/quantumv…’)
#7 /home1/quantumv/public_html/blog/index.php(17): require(‘/home1/quantumv…’)
#8 {main}
what can I do?