Solving crash when loading a project

src/Gui/timeline/TracksView.cpp

@@ -180,15 +180,20 @@ void TracksView::addMediaItem( Clip* clip, unsigned int track, MainWorkflow::Tra
 {
     Q_ASSERT( clip );
 
+    qDebug() << "adding clip to track"<< track;
+    qDebug() << "nb track video:"<< m_numVideoTrack << "nb track audio" << m_numAudioTrack;
     // If there is not enough tracks to insert
     // the clip do it now.
     if ( trackType == MainWorkflow::VideoTrack )
     {
-        if ( track > (quint32)m_numVideoTrack )
+        if ( track >= m_numVideoTrack )
         {
-            unsigned int nbTrackToAdd = track - m_numVideoTrack;
+            unsigned int nbTrackToAdd = track - m_numVideoTrack + 1;
             for ( unsigned int i = 0; i < nbTrackToAdd; ++i )
+            {
+                qDebug() << "adding video track";
                 addVideoTrack();
+            }
         }
         // Add the empty upper track
         if ( track + 1 == m_numVideoTrack )
@@ -196,11 +201,14 @@ void TracksView::addMediaItem( Clip* clip, unsigned int track, MainWorkflow::Tra
     }
     else if ( trackType == MainWorkflow::AudioTrack )
     {
-        if ( track > (quint32)m_numAudioTrack )
+        if ( track >= m_numAudioTrack )
         {
-            unsigned int nbTrackToAdd = track - m_numAudioTrack;
+            unsigned int nbTrackToAdd = track - m_numAudioTrack + 1;
             for ( unsigned int i = 0; i < nbTrackToAdd; ++i )
+            {
+                qDebug() << "adding audio track";
                 addAudioTrack();
+            }
         }
         // Add the empty upper track
         if ( track + 1 == m_numAudioTrack )