Index: sources/gui/GuiController.cpp
===================================================================
diff -u -r80b5e8f1ebb90c03c37d90d90cd2da3bd95d6803 -r4fd6a7d7801d91ffbce9e8d4b54900224f6a0fac
--- sources/gui/GuiController.cpp	(.../GuiController.cpp)	(revision 80b5e8f1ebb90c03c37d90d90cd2da3bd95d6803)
+++ sources/gui/GuiController.cpp	(.../GuiController.cpp)	(revision 4fd6a7d7801d91ffbce9e8d4b54900224f6a0fac)
@@ -390,3 +390,12 @@
 {
     emit didQuitApplication();
 }
+
+/*!
+ * \brief   GuiController::doNotifyTreatmentRangeInvalid
+ * \details emit the didTreatmentRangesIncorrect signal to ask ApplicationController to emit alarm that settings are bad
+ */
+void GuiController::doNotifyTreatmentRangeInvalid()
+{
+    emit didTreatmentRangesIncorrect();
+}