Issue: ErrorException: Fatal Error: Undefined class constant 'BOOL' - library/vw/XenForo/Search/DataHandler/vwComment.php:126

ErrorException: Fatal Error: Undefined class constant 'BOOL' - library/vw/XenForo/Search/DataHandler/vwComment.php:126
Generated By: Unknown Account, Saturday at 2:50 AM
[B]Stack Trace[/B]
#0 [internal function]: XenForo_Application::handleFatalError()
#1 {main}
[B]Request State[/B]
array(3) {
  ["url"] => string(41) "http://www.controlbooth.com/search/search"
  ["_GET"] => array(0) {
  }
  ["_POST"] => array(10) {
    ["keywords"] => string(8) "Tracking"
    ["childtalk"] => string(1) "1"
    ["areachoice"] => array(7) {
      [0] => string(1) "0"
      [1] => string(4) "9545"
      [2] => string(4) "9542"
      [3] => string(4) "9548"
      [4] => string(4) "9543"
      [5] => string(4) "9544"
      [6] => string(4) "9546"
    }
    ["prefixchoice"] => array(1) {
      [0] => string(1) "0"
    }
    ["order"] => string(9) "relevance"
    ["type"] => string(9) "vwcomment"
    ["_xfToken"] => string(8) "********"
    ["_xfRequestUri"] => string(23) "/search/?type=vwcomment"
    ["_xfNoRedirect"] => string(1) "1"
    ["_xfResponseType"] => string(4) "json"
  }
}