Duplicate  Problem in Registered Feeds rc1 too


New member
When I add Registered Feeds and press "Import Now" Shows me this error

Server Error

is_a(): Deprecated. Please use the instanceof operator
  1. XenForo_Application::handlePhpError() in XenForo/Model/Feed.php at line 206
  2. XenForo_Model_Feed->getFeedData() in XenForo/Model/Feed.php at line 488
  3. XenForo_Model_Feed->importFeedData() in XenForo/ControllerAdmin/Feed.php at line 161
  4. XenForo_ControllerAdmin_Feed->actionImport() in XenForo/FrontController.php at line 310
  5. XenForo_FrontController->dispatch() in XenForo/FrontController.php at line 132
  6. XenForo_FrontController->run() in /home/*****/public_html/forum/admin.php at line 13