Fix error handling undefined configuration user/clinics

frontend/src/routes/clinics/+page.js

@@ -2,8 +2,12 @@
 export async function load({ params, fetch }) {
 	let clinics = await (await fetch('/api/clinic/list')).json();
 	clinics.reduce((acc, item) => (acc[item.name] = item, acc), clinics);
+	try {
 		let selection = await (await fetch('/api/config/user/clinics')).json();
 		selection.forEach(x => clinics[x] ? clinics[x].active = true : false);
+	} catch(ex) {
+		console.error(ex, ex.stack);
+	}
 	return {
 		clinics
 	};