diff -r afa4f2140252 -r 2c3fb87ad1c5 QTfrontend/ui/page/pagetraining.cpp
--- a/QTfrontend/ui/page/pagetraining.cpp	Wed Dec 19 01:21:20 2018 +0100
+++ b/QTfrontend/ui/page/pagetraining.cpp	Wed Dec 19 01:47:41 2018 +0100
@@ -323,6 +323,9 @@
                 btnPreview->setIcon(QIcon(thumbFile));
             else if (tbw->currentWidget() == lstChallenges)
                 btnPreview->setIcon(QIcon(":/res/Challenges.png"));
+            else if (tbw->currentWidget() == lstScenarios)
+                // TODO: Prettier scenario fallback image
+                btnPreview->setIcon(QIcon(":/res/Scenarios.png"));
             else
                 btnPreview->setIcon(QIcon(":/res/Trainings.png"));