diff --git a/plugins/autotest/testtreemodel.cpp b/plugins/autotest/testtreemodel.cpp
index e707aaa052e..eadfb74b7b3 100644
--- a/plugins/autotest/testtreemodel.cpp
+++ b/plugins/autotest/testtreemodel.cpp
@@ -620,6 +620,8 @@ void TestTreeModel::qmlFilesAndFunctionNamesForMainFile(const QString &mainFile,
                                                         QList<QString> *functionNames) const
 {
     TestTreeItem *unnamed = unnamedQuickTests();
+    if (!unnamed)
+        return;
     for (int i = 0; i < unnamed->childCount(); ++i) {
         const TestTreeItem *child = unnamed->child(i);
         if (child->mainFile() == mainFile) {