From a0760a80b99e31ed9b721f4456d30449ed5ff870 Mon Sep 17 00:00:00 2001
From: RedBearAK <64876997+RedBearAK@users.noreply.github.com>
Date: Wed, 31 Jul 2024 14:31:31 -0800
Subject: [PATCH] Avoid NoneType error with unknown DEs

---
 lib/env.py | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/lib/env.py b/lib/env.py
index bfa06f7..c55aee4 100644
--- a/lib/env.py
+++ b/lib/env.py
@@ -227,7 +227,8 @@ def get_env_info():
         error("ERROR: Desktop Environment not found in XDG_SESSION_DESKTOP or XDG_CURRENT_DESKTOP.")
         error("ERROR: Config file will not be able to adapt automatically to Desktop Environment.")
 
-    if 'unity' in _desktop_env.lower():
+    # Protect '.lower()' method from NoneType error
+    if _desktop_env and 'unity' in _desktop_env.lower():
         DESKTOP_ENV = 'unity'
 
     # Produce a simplified desktop environment name