diff --git a/src/gui/__init__.py b/src/gui/__init__.py
--- a/src/gui/__init__.py
+++ b/src/gui/__init__.py
@@ -73,7 +73,9 @@ class GUI:
 		return actions[actionName](*args,**kwargs)
 
 	def _frameHandler(self,newFrame,type):
-		if self._state!=type: return
+		if self._state!=type:
+			log.info("ignored setCurrentFrame event, wrong type")
+			return
 		self.mainWindow.setCurrentFrame(newFrame)
 		self.root.event_generate("<<redrawImgView>>")