diff --git a/src/plugins/qmldesigner/components/toolbar/toolbarbackend.cpp b/src/plugins/qmldesigner/components/toolbar/toolbarbackend.cpp
index 1569e4df949..822783144c4 100644
--- a/src/plugins/qmldesigner/components/toolbar/toolbarbackend.cpp
+++ b/src/plugins/qmldesigner/components/toolbar/toolbarbackend.cpp
@@ -853,6 +853,8 @@ int ToolBarBackend::currentStyle() const
 
 QStringList ToolBarBackend::kits() const
 {
+    if (!ProjectExplorer::KitManager::isLoaded())
+        return {};
     auto kits = Utils::filtered(ProjectExplorer::KitManager::kits(), [](ProjectExplorer::Kit *kit) {
         const auto qtVersion = QtSupport::QtKitAspect::qtVersion(kit);
         const auto dev = ProjectExplorer::RunDeviceKitAspect::device(kit);
diff --git a/src/plugins/studiowelcome/studiowelcomeplugin.cpp b/src/plugins/studiowelcome/studiowelcomeplugin.cpp
index e366afdc85c..93c0131d1ed 100644
--- a/src/plugins/studiowelcome/studiowelcomeplugin.cpp
+++ b/src/plugins/studiowelcome/studiowelcomeplugin.cpp
@@ -706,6 +706,8 @@ void StudioWelcomePlugin::extensionsInitialized()
 bool StudioWelcomePlugin::delayedInitialize()
 {
     QTimer::singleShot(2000, this, []() {
+        if (!ProjectExplorer::KitManager::isLoaded())
+            return;
         auto modelManager = QmlJS::ModelManagerInterface::instance();
         if (!modelManager)
             return;