Index: sources/gui/qml/pages/posttreatment/PostTreatmentBase.qml
===================================================================
diff -u -r4afc91856c00e01dfb5d84bc54d2d92faefec0db -r2216ac6ac7f77437a7c29ac8b4043be01bc4609e
--- sources/gui/qml/pages/posttreatment/PostTreatmentBase.qml	(.../PostTreatmentBase.qml)	(revision 4afc91856c00e01dfb5d84bc54d2d92faefec0db)
+++ sources/gui/qml/pages/posttreatment/PostTreatmentBase.qml	(.../PostTreatmentBase.qml)	(revision 2216ac6ac7f77437a7c29ac8b4043be01bc4609e)
@@ -160,11 +160,12 @@
         onSettingsChanged : {
             if ( instructionBased ) {
                 var group = vSettings.groupFormat.arg(header.stepNames[stackStepIndex]).arg(title.text)
-                // DEBUG : console.debug(" 00000 ", group)
-                if ( vSettings.settings[group] !== undefined ) {
-                    _root.instructionlocation   = vSettings.settings[group].location
-                    _root.instructionStepNames  = vSettings.settings[group].keys
-                    _root.instructionStepImages = vSettings.settings[group].values
+                var settingsGroup    = vSettings.settings[group]
+                // DEBUG : console.debug(" 11111 ", group, settingsGroup)
+                if ( settingsGroup !== undefined ) {
+                    _root.instructionlocation   = settingsGroup.location
+                    _root.instructionStepNames  = settingsGroup.keys
+                    _root.instructionStepImages = settingsGroup.values
                 }
             }
         }