QmlDesigner: Fix occasional creator side crash related to puppet reset

Change-Id: Iee032937b89b8ffcaa012c21b7cac029e1b286cf
Reviewed-by: Mahmoud Badri <mahmoud.badri@qt.io>

1 files changed, 1 insertions, 1 deletions

diff --git a/src/plugins/qmldesigner/designercore/instances/nodeinstanceview.cpp b/src/plugins/qmldesigner/designercore/instances/nodeinstanceview.cpp
index db22d27fc3..278d65fcd9 100644
--- a/src/plugins/qmldesigner/designercore/instances/nodeinstanceview.cpp
+++ b/src/plugins/qmldesigner/designercore/instances/nodeinstanceview.cpp
@@ -1717,7 +1717,7 @@ void NodeInstanceView::view3DAction(const View3DActionCommand &command)
 
 void NodeInstanceView::requestModelNodePreviewImage(const ModelNode &node, const ModelNode &renderNode)
 {
-    if (node.isValid()) {
+    if (m_nodeInstanceServer && node.isValid()) {
         auto instance = instanceForModelNode(node);
         if (instance.isValid()) {
             qint32 renderItemId = -1;