--- a/QTfrontend/hwform.cpp	Sat Apr 22 20:37:51 2017 +0200
+++ b/QTfrontend/hwform.cpp	Sat Apr 22 22:23:49 2017 +0200
@@ -1911,7 +1911,7 @@
 
     for(unsigned int i = 0; i < n; i++)
     {
-        QString campaignName = QString(entries[i]);
+        const QString & campaignName = entries[i];
         QString tName = team.name();
         ui.pageCampaign->CBCampaign->addItem(getRealCampName(campaignName), campaignName);
     }