From 8d665858021c853bd00fd14572a9b8ee83b89e45 Mon Sep 17 00:00:00 2001
From: sgiehl <stefan@piwik.org>
Date: Sun, 20 Mar 2016 19:08:40 +0100
Subject: displayed columns might not be correct  when empty pivotBy is given

---
 plugins/Events/Events.php | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/plugins/Events/Events.php b/plugins/Events/Events.php
index e178dc197b..84576c2832 100644
--- a/plugins/Events/Events.php
+++ b/plugins/Events/Events.php
@@ -143,7 +143,8 @@ class Events extends \Piwik\Plugin
         $secondaryDimension = $this->getSecondaryDimensionFromRequest();
         $view->config->subtable_controller_action = API::getInstance()->getActionToLoadSubtables($apiMethod, $secondaryDimension);
 
-        if (Common::getRequestVar('pivotBy', false) === false) {
+        $pivotBy = Common::getRequestVar('pivotBy', false);
+        if (empty($pivotBy)) {
             $view->config->columns_to_display = array('label', 'nb_events', 'sum_event_value');
         }
 
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