From afa1271134acae00ed4b52c4ff39c222b4cc645c Mon Sep 17 00:00:00 2001
From: itsmattkc <itsmattkc@gmail.com>
Date: Wed, 20 Mar 2019 11:39:39 +1100
Subject: [PATCH] should fix #643

---
 project/sourcescommon.cpp | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/project/sourcescommon.cpp b/project/sourcescommon.cpp
index 34dd51488..2d6bd9b5f 100644
--- a/project/sourcescommon.cpp
+++ b/project/sourcescommon.cpp
@@ -270,6 +270,9 @@ void SourcesCommon::dropEvent(QWidget* parent,
                               const QModelIndexList& items) {
   const QMimeData* mimeData = event->mimeData();
   MediaPtr m = project_parent->item_to_media_ptr(drop_item);
+  if (m == nullptr) {
+    return;
+  }
   if (mimeData->hasUrls()) {
     // drag files in from outside
     QList<QUrl> urls = mimeData->urls();