XF 1.5 Taghandler Fatal Error

[ruaduck]

Version 1.5.6

ErrorException: Fatal Error: Class 'XenForo_TagHandler_Abstract' not found -library/XenForo/TagHandler/Thread.php:4
Generated By: Pure, Today at 6:51 AM
Stack Trace
#0 [internal function]: XenForo_Application::handleFatalError()
#1 {main}
Request State
array(3) {
["url"] => string(68) "http://rebirthuo.com/Community/index.php?forums/news.2/create-thread"
["_GET"] => array(1) {
["forums/news_2/create-thread"] => string(0) ""
}
["_POST"] => array(0) {
}
}

 

[ruaduck]

This happens whenever someone wants to "Create Thread" on any forum.

 

[ruaduck]

Fixed. For some reason a php file was missing.