1 files changed, 3 insertions, 0 deletions
diff --git a/tutorius/engine.py b/tutorius/engine.py
index de58f88..a63ad00 100644
--- a/tutorius/engine.py
+++ b/tutorius/engine.py
@@ -309,6 +309,9 @@ class Engine:
 	""" Launch a tutorial 
             @param tutorialID unique tutorial identifier used to retrieve it from the disk
         """
+        if self._probeManager.is_activity_launching:
+            return
+
         if self._tutorial:
             self.stop()