diff --git a/src/plugins/qmlprofiler/qmlprofilerdetailsrewriter.cpp b/src/plugins/qmlprofiler/qmlprofilerdetailsrewriter.cpp
index 9a4c9807379..4d53e8b100e 100644
--- a/src/plugins/qmlprofiler/qmlprofilerdetailsrewriter.cpp
+++ b/src/plugins/qmlprofiler/qmlprofilerdetailsrewriter.cpp
@@ -139,7 +139,7 @@ void QmlProfilerDetailsRewriter::requestDetailsForLocation(int requestId,
     PendingEvent ev = {location, localFile, requestId};
     d->m_pendingEvents << ev;
     if (!d->m_pendingDocs.contains(localFile)) {
-        if (d->m_pendingDocs.isEmpty())
+        if (d->m_pendingDocs.isEmpty() && QmlJS::ModelManagerInterface::instance())
             connect(QmlJS::ModelManagerInterface::instance(),
                     &QmlJS::ModelManagerInterface::documentUpdated,
                     this,