Fixing...

src/pages/event/EventEdit.svelte

@@ -65,7 +65,7 @@
             maxTeamMembers: member,
             name: name,
             publicSchemsOnly: publicOnly,
-            schemType: schemType,
+            schemType: schemType ?? 'null',
             spectateSystem: spectateSystem,
             start: startDate
         };

vite.config.ts

@@ -4,6 +4,7 @@ import { svelte } from "@sveltejs/vite-plugin-svelte";
 // https://vitejs.dev/config/
 export default defineConfig({
   plugins: [svelte()],
+  base: "/eventplanner/",
 
   css: {
     preprocessorOptions: {