diff --git a/src/coreservices.cpp b/src/coreservices.cpp
index f50c6d9fff18..a96a9e286404 100644
--- a/src/coreservices.cpp
+++ b/src/coreservices.cpp
@@ -865,6 +865,7 @@ void CoreServices::finalize() {
     mixxx::qml::QmlPlayerManagerProxy::registerPlayerManager(nullptr);
     mixxx::qml::QmlConfigProxy::registerUserSettings(nullptr);
     mixxx::qml::QmlLibraryProxy::registerLibrary(nullptr);
+    mixxx::qml::QmlSoundManagerProxy::registerManager(nullptr);
 
     ControllerScriptEngineBase::registerTrackCollectionManager(nullptr);
 #endif
diff --git a/src/qml/qmlwaveformrenderer.cpp b/src/qml/qmlwaveformrenderer.cpp
index 77017e9683e8..08eee1717368 100644
--- a/src/qml/qmlwaveformrenderer.cpp
+++ b/src/qml/qmlwaveformrenderer.cpp
@@ -338,7 +338,7 @@ QmlWaveformRendererFactory::Renderer QmlWaveformRendererMark::create(
         const QString endIcon = pMark->endIcon().toLocalFile();
         // FIXME: the following checks should be done on the WaveformMarker
         // setter (depends of #14515)
-        if (!QFileInfo::exists(pixmap)) {
+        if (!pixmap.isEmpty() && !QFileInfo::exists(pixmap)) {
             qmlEngine(this)->throwError(tr("Cannot find the marker pixmap") + " \"" + pixmap + '"');
         }