diff --git a/app/__init__.py b/app/__init__.py
index c3a1fa5..e590f7e 100644
--- a/app/__init__.py
+++ b/app/__init__.py
@@ -82,14 +82,6 @@ def create_app():
         if cdclient is not None:
             cdclient.close()
 
-    # @app.errorhandler(Exception)
-    # def handle_exception(e):
-    #     app.logger.error(e)
-    #     # pass through HTTP errors
-    #     if isinstance(e, HTTPException):
-    #         return e
-    #     # now you're handling non-HTTP exceptions only
-    #     return render_template("status_codes/500.html.j2", exception=e), 500
 
     # add the commands to flask cli
     app.cli.add_command(init_db)
diff --git a/app/luclient.py b/app/luclient.py
index 1150e74..5fcea72 100644
--- a/app/luclient.py
+++ b/app/luclient.py
@@ -76,7 +76,10 @@ def get_icon_lot(id):
         one=True
     )[0]
 
-    filename = filename.replace("..\\", "").replace("\\", "/")
+    if filename:
+        filename = filename.replace("..\\", "").replace("\\", "/")
+    else:
+        return redirect(url_for('luclient.unknown'))
 
     cache = f'app/cache/{filename.split(".")[0]}.png'