Issue: Errors in log + might have broken tapatalk+forumrunner

Zend_Controller_Response_Exception: Cannot send headers; headers already sent in /home/farearch/site/vault/core/controller/css/vw.php, line 24 - /home/farearch/site/library/Zend/Controller/Response/Abstract.php:321
Generated By: Unknown Account, A moment ago
Stack Trace
#0 /home/farearch/site/library/Zend/Controller/Response/Abstract.php(115): Zend_Controller_Response_Abstract->canSendHeaders(true)
#1 /home/farearch/site/library/XenForo/ViewRenderer/HtmlPublic.php(19): Zend_Controller_Response_Abstract->setHeader('Content-Type', 'text/html; char...', true)
#2 /home/farearch/site/library/XenForo/Dependencies/Public.php(193): XenForo_ViewRenderer_HtmlPublic->__construct(Object(vw_XenForo_Dependencies_Public), Object(Zend_Controller_Response_Http), Object(Zend_Controller_Request_Http))
#3 /home/farearch/site/library/vw/XenForo/FrontController.php(133): XenForo_Dependencies_Public->getViewRenderer(Object(Zend_Controller_Response_Http), 'html', Object(Zend_Controller_Request_Http))
#4 /home/farearch/site/library/vw/XenForo/FrontController.php(113): vw_XenForo_FrontController->halfRun(Object(XenForo_ControllerResponse_Reroute))
#5 /home/farearch/site/library/vw/XenForo/Controller.php(41): vw_XenForo_FrontController::doHalfRun(Object(XenForo_ControllerResponse_Reroute))
#6 /home/farearch/site/library/XenForo/Controller.php(777): vw_XenForo_Controller->responseException(Object(XenForo_ControllerResponse_Reroute))
#7 /home/farearch/site/library/XenForo/ControllerPublic/Abstract.php(83): XenForo_Controller->getNoPermissionResponseException()
#8 /home/farearch/site/library/XenForo/ControllerPublic/Abstract.php(17): XenForo_ControllerPublic_Abstract->_assertViewingPermissions('vw')
#9 /home/farearch/site/library/XenForo/Controller.php(302): XenForo_ControllerPublic_Abstract->_preDispatchType('vw')
#10 /home/farearch/site/library/vw/XenForo/Controller.php(34): XenForo_Controller->preDispatch('vw')
#11 /home/farearch/site/vault/core/controller/start/xf.php(39): vw_XenForo_Controller::doPreDispatch()
#12 /home/farearch/site/vault/core/controller/start/vw.php(74): vw_Start_Controller_XF->init()
#13 /home/farearch/site/library/vw/global.php(18): vw_Start_Controller->fire()
#14 /home/farearch/site/wiki_css.php(47): require_once('/home/farearch/...')
#15 {main}
Request State
array(3) {
  ["url"] => string(66) "http://site/wiki_css.php?file=vw.css&v=400beta1"
  ["_GET"] => array(2) {
    ["file"] => string(6) "vw.css"
    ["v"] => string(8) "400beta1"
  }
  ["_POST"] => array(0) {
  }
}

ErrorException: Cannot modify header information - headers already sent by (output started at /home/farearch/site/vault/core/controller/css/vw.php:24) - /home/farearch/site/vault/core/controller/css/vw.php:82
Generated By: IAkH, 7 minutes ago
Stack Trace
#0 [internal function]: XenForo_Application::handlePhpError(2, 'Cannot modify h...', '/home/farearch/...', 82, Array)
#1 /home/farearch/site/vault/core/controller/css/vw.php(82): header('Content-type: t...')
#2 /home/farearch/site/wiki_css.php(50): vw_CSS_Controller->resolve()
#3 {main}
Request State
array(3) {
  ["url"] => string(66) "http://site/wiki_css.php?file=vw.css&v=400beta1"
  ["_GET"] => array(2) {
    ["file"] => string(6) "vw.css"
    ["v"] => string(8) "400beta1"
  }
  ["_POST"] => array(0) {
  }
}

ErrorException: Invalid argument supplied for foreach() - /home/farearch/site/vault/core/model/node/vw.php:68
Generated By: IAkH, 50 minutes ago
Stack Trace
#0 /home/farearch/site/vault/core/model/node/vw.php(68): XenForo_Application::handlePhpError(2, 'Invalid argumen...', '/home/farearch/...', 68, Array)
#1 /home/farearch/site/vault/core/model/ui/vw.php(64): vw_Node_Model->primary(Array)
#2 /home/farearch/site/vault/core/model/ui/vw.php(30): vw_UI_Model->set_info(Array)
#3 /home/farearch/site/vault/core/view/factory/area/vw.php(33): vw_UI_Model->check('can_main_tab', Array)
#4 /home/farearch/site/vault/core/view/ui/index/vw.php(139): vw_Factory_Area_View->areabit(Array, 3, false, false)
#5 /home/farearch/site/vault/core/controller/ui/index/vw.php(44): vw_UI_Index_View->view(Object(vw_UI_Index_Controller))
#6 /home/farearch/site/vault/core/controller/ui/stack/vw.php(171): vw_UI_Index_Controller->view()
#7 /home/farearch/site/vault/core/controller/ui/stack/vw.php(138): vw_UI_Stack_Controller->view()
#8 /home/farearch/site/wiki_index.php(92): vw_UI_Stack_Controller->execute()
#9 {main}
Request State
array(3) {
  ["url"] => string(45) "http://site/wiki_index.php"
  ["_GET"] => array(0) {
  }
  ["_POST"] => array(0) {
  }
}