--- a/src/TrackPanel.cpp	
+++ a/src/TrackPanel.cpp	
@@ -3732,8 +3732,11 @@ void TrackPanel::DoSlide(wxMouseEvent & event)
 #else
       {
          trySnap = true;
-         desiredSlideAmount = rint(mouseTrack->GetRate() * desiredSlideAmount) /
-            mouseTrack->GetRate();  // set it to a sample point
+         if (mouseTrack->GetKind() == Track::Wave) {
+            WaveTrack *mtw = (WaveTrack *)mouseTrack;
+            desiredSlideAmount = rint(mtw->GetRate() * desiredSlideAmount) /
+               mtw->GetRate();  // set it to a sample point
+         }
          if (mSnapManager && mCapturedClip) {
             clipLeft = mCapturedClip->GetStartTime() + desiredSlideAmount;
             clipRight = mCapturedClip->GetEndTime() + desiredSlideAmount;
--- a/src/TrackPanelAx.cpp	
+++ a/src/TrackPanelAx.cpp	
@@ -353,12 +353,14 @@ wxAccStatus TrackPanelAx::GetName( int childId, wxString* name )
                   this is a Time track.*/
                name->Append( wxT(" ") + wxString(_("Time Track")));
             }
+#ifdef USE_MIDI
             else if (t->GetKind() == Track::Note)
             {
                /* i18n-hint: This is for screen reader software and indicates that
                   this is a Note track.*/
                name->Append( wxT(" ") + wxString(_("Note Track")));
             }
+#endif
 
             // LLL: Remove these during "refactor"
             if( t->GetMute() )