Update app.py

app.py

@@ -63,7 +63,7 @@ def render_midi(input_midi, render_type, soundfont_bank, render_sample_rate, cus
     
     escore= TMIDIX.augment_enhanced_score_notes(escore)
 
-    first_note_index = [e[0] for e in raw_score].index('note')
+    first_note_index = [e[0] for e in raw_score[1]].index('note')
     
     cscore = TMIDIX.chordify_score([1000, escore])