Hide history action for docs with no url

addons/filetree/katefiletree.cpp

@@ -375,13 +375,15 @@ void KateFileTree::contextMenuEvent(QContextMenuEvent *event)
         menu.addAction(m_filelistDeleteDocument);
         menu.addAction(m_filelistReloadDocument);
 
-        auto a = menu.addAction(i18n("Show File Git History"));
-        connect(a, &QAction::triggered, this, [doc] {
-            auto url = doc->url();
-            if (url.isValid() && url.isLocalFile()) {
-                FileHistory::showFileHistory(url.toLocalFile());
-            }
-        });
+        if (doc->url().isValid() && doc->url().isLocalFile()) {
+            auto a = menu.addAction(i18n("Show File Git History"));
+            connect(a, &QAction::triggered, this, [doc] {
+                auto url = doc->url();
+                if (url.isValid() && url.isLocalFile()) {
+                    FileHistory::showFileHistory(url.toLocalFile());
+                }
+            });
+        }
 
         menu.addSeparator();
         menu.addAction(m_filelistOpenContainingFolder);