diff --git a/openlp/core/display/screens.py b/openlp/core/display/screens.py
index 34b915e31..efb32d366 100644
--- a/openlp/core/display/screens.py
+++ b/openlp/core/display/screens.py
@@ -256,7 +256,7 @@ class ScreenList(metaclass=Singleton):
             for number, screen_dict in screen_settings.items():
                 # Sometimes this loads as a string instead of an int
                 number = int(number)
-                # Compare geometry, primarity of screen from settings with avilable screens
+                # Compare geometry, primary of screen from settings with available screens
                 if self.has_screen(screen_dict):
                     # If match was found, we're all happy, update with custom geometry, display info, if available
                     self[number].update(screen_dict)
diff --git a/openlp/plugins/presentations/presentationplugin.py b/openlp/plugins/presentations/presentationplugin.py
index c4b50824f..ee3d78d17 100644
--- a/openlp/plugins/presentations/presentationplugin.py
+++ b/openlp/plugins/presentations/presentationplugin.py
@@ -137,7 +137,9 @@ class PresentationPlugin(Plugin):
         super().app_startup()
         presentation_paths = self.settings.value('presentations/presentations files')
         for path in presentation_paths:
-            self.media_item.clean_up_thumbnails(path, clean_for_update=True)
+            # check to see if the file exists before trying to process it.
+            if path.exists():
+                self.media_item.clean_up_thumbnails(path, clean_for_update=True)
         self.media_item.list_view.clear()
         # Update the thumbnail scheme if needed
         if self.settings.value('presentations/thumbnail_scheme') != 'sha256file':