diff --git a/files/grafana/grafana.py b/files/grafana/grafana.py
index 784070c..5ff212c 100755
--- a/files/grafana/grafana.py
+++ b/files/grafana/grafana.py
@@ -275,9 +275,10 @@ def init_all(dashboard_dir):
             folders.append((f, abs_path))  # folder name, abs path
 
     home_uid = ""
-    # star_dashboard_by_uid(home_uid)  # home dashboards will be loaded above if exists
-    update_org_preference(home_uid, "light")
-    update_user_preference(home_uid, "light")
+    if home_uid:
+        star_dashboard_by_uid(home_uid)  # home dashboards will be loaded above if exists
+        update_org_preference(home_uid, "light")
+        update_user_preference(home_uid, "light")
 
     # load other second-layer dashboards
     for folder_name, folder_path in folders: