diff -Naur smplayer-17.4.2/src/playlist.h smplayer-17.4.2-patched/src/playlist.h
--- smplayer-17.4.2/src/playlist.h	2017-05-02 17:58:14.449462193 +0200
+++ smplayer-17.4.2-patched/src/playlist.h	2017-05-02 18:16:01.696114310 +0200
@@ -25,6 +25,7 @@
 #include <QModelIndex>
 #include <QStandardItem>
 #include <QProcess>
+#include <QClipboard>
 #include "mediadata.h"
 
 //#define PLAYLIST_DOWNLOAD