I'm getting the follow error when users try to open tickets after upgrading from 1.9.8.1 to 1.9.11:PHP Fatal error: Uncaught exception 'InvalidArgumentException' with message 'List indices should be integers' in /var/www/websitegoeshere.com.com/public_html/verify/include/class.util.php\nStack trace:\n#0 /var/www/websitegoeshere.com.com/public_html/verify/include/class.forms.php(58): ListObject->offsetExists('name')\n#1 /var/www/websitegoeshere.com.com/public_html/verify/include/class.ticket.php(2439): Form->getField('name')\n#2 /var/www/websitegoeshere.com.com/public_html/verify/include/class.ticket.php(2597): Ticket:('Web', Array, Array, NULL)\n#3 /var/www/websitegoeshere.com.com/public_html/verify/open.php(42): Ticket:(Array, Array, 'Web')\n#4 {main}\n thrown in /var/www/websitegoeshere.com.com/public_html/verify/include/class.util.php on line 145, referer: https://websitegoeshere.com.com/verify/open.phpAny ideas?