diff --git a/tunictracker/tracker/static/tracker/assets/main.js b/tunictracker/tracker/static/tracker/assets/main.js
index ef93961..104047e 100644
--- a/tunictracker/tracker/static/tracker/assets/main.js
+++ b/tunictracker/tracker/static/tracker/assets/main.js
@@ -201,22 +201,30 @@ async function perform_updates(
 ) {
 	if (changed_seed) {
 		initialize_elements();
-		console.info(`Seed changed to: ${current_seed}`);
+		console.debug(`Seed set to: ${current_seed}`);
 	} else {
 		if (changed_checks) {
 			update.refresh_checks(server_address).then((data) => {
-				update_breakdown_list(data, { entrances: false, checks: true });
-				update_summary_list(data, { entrances: false, checks: true });
+				if (data) {
+					update_breakdown_list(data, { entrances: false, checks: true });
+					update_summary_list(data, { entrances: false, checks: true });
+				}
 			});
 		}
 		if (changed_entrances) {
 			update.refresh_entrances(server_address).then((data) => {
-				update_breakdown_list(data, { entrances: true, checks: false });
-				update_summary_list(data, { entrances: true, checks: false });
+				if (data) {
+					update_breakdown_list(data, { entrances: true, checks: false });
+					update_summary_list(data, { entrances: true, checks: false });
+				}
 			});
 		}
 		if (changed_hints) {
-			update.refresh_hints(server_address).then((data) => update_hints(data));
+			update.refresh_hints(server_address).then((data) => {
+				if (data) {
+					update_hints(data);
+				}
+			});
 		}
 	}
 }