diff --git a/app/playlists.py b/app/playlists.py
index 8f239e0..5eb6927 100644
--- a/app/playlists.py
+++ b/app/playlists.py
@@ -2228,7 +2228,7 @@ class PlaylistTab(QTableWidget):
         if not start_gap:
             start_gap = 0
         start_gap_item = self._set_item_text(row_number, START_GAP, str(start_gap))
-        if start_gap >= 500:
+        if start_gap >= 300:
             brush = QBrush(QColor(Config.COLOUR_LONG_START))
         else:
             brush = QBrush()
diff --git a/app/replace_files.py b/app/replace_files.py
index 2c49931..eeab760 100755
--- a/app/replace_files.py
+++ b/app/replace_files.py
@@ -75,7 +75,13 @@ def main():
             continue
         new_tags = get_tags(new_path)
         new_title = new_tags["title"]
+        if not new_title:
+            print(f"{new_fname} does not have a title tag")
+            sys.exit(1)
         new_artist = new_tags["artist"]
+        if not new_artist:
+            print(f"{new_fname} does not have an artist tag")
+            sys.exit(1)
         bitrate = new_tags["bitrate"]
 
         # If same filename exists in parent direcory, check tags