diff --git a/data/servicetypes/plasma-scriptengine.desktop b/data/servicetypes/plasma-scriptengine.desktop
index b15de8fbd..97e3210ef 100644
--- a/data/servicetypes/plasma-scriptengine.desktop
+++ b/data/servicetypes/plasma-scriptengine.desktop
@@ -24,7 +24,7 @@ Comment[fi]=Skriptauskielituki Plasmalle
 Comment[fr]=Langage de script d'extension pour Plasma
 Comment[fy]=Scripting taal taheaksel foar Plasma
 Comment[ga]=Eisínteacht teanga scriptithe le haghaidh Plasma
-Comment[gl]=Engadido de linguaxe de scripts para o Plasma
+Comment[gl]=Extensión de linguaxe de scripts para o Plasma
 Comment[gu]=પ્લાઝમા માટે સ્ક્રિપ્ટીંગ ભાષા એક્સટેન્શન
 Comment[he]=הרחבת שפת תסריטים של Plasma
 Comment[hne]=प्लाज्मा बर स्क्रिप्टिंग भाखा
diff --git a/dataengine.cpp b/dataengine.cpp
index 2cf297d99..89b6a1c15 100644
--- a/dataengine.cpp
+++ b/dataengine.cpp
@@ -335,10 +335,10 @@ void DataEngine::removeAllSources()
     while (it.hasNext()) {
         it.next();
         Plasma::DataContainer *s = it.value();
-        emit sourceRemoved(it.key());
         it.remove();
         s->disconnect(this);
-        delete s;
+        s->deleteLater();
+        emit sourceRemoved(it.key());
     }
 }
 
@@ -693,6 +693,7 @@ void DataEnginePrivate::sourceDestroyed(QObject *object)
     while (it != sources.end()) {
         if (it.value() == object) {
             sources.erase(it);
+            emit q->sourceRemoved(object->objectName());
             break;
         }
         ++it;
diff --git a/popupapplet.cpp b/popupapplet.cpp
index 0367ade3d..82d8f7bd6 100644
--- a/popupapplet.cpp
+++ b/popupapplet.cpp
@@ -165,10 +165,12 @@ void PopupApplet::setGraphicsWidget(QGraphicsWidget *graphicsWidget)
     if (d->graphicsWidget) {
         if (d->dialogPtr) {
             d->dialogPtr.data()->setGraphicsWidget(graphicsWidget);
-        } else {
+        } else if (layout())  {
             QGraphicsLinearLayout *lay = static_cast<QGraphicsLinearLayout *>(layout());
             lay->removeAt(0);
-            lay->addItem(graphicsWidget);
+            if (graphicsWidget) {
+                lay->addItem(graphicsWidget);
+            }
         }
     }