diff --git a/.changeset/blue-parents-invite.md b/.changeset/blue-parents-invite.md
new file mode 100644
index 000000000000..85cf9053235d
--- /dev/null
+++ b/.changeset/blue-parents-invite.md
@@ -0,0 +1,5 @@
+---
+'@sveltejs/kit': patch
+---
+
+fixes SPA mode error handling
diff --git a/packages/kit/src/runtime/client/start.js b/packages/kit/src/runtime/client/start.js
index cbebf29fcfdd..726b9b1f2e53 100644
--- a/packages/kit/src/runtime/client/start.js
+++ b/packages/kit/src/runtime/client/start.js
@@ -47,7 +47,7 @@ export async function start({ paths, target, session, route, spa, trailing_slash
 
 	if (hydrate) await renderer.start(hydrate);
 	if (router) {
-		if (spa) router.goto(location.href, { replaceState: true }, []);
+		if (spa) await router.goto(location.href, { replaceState: true }, []);
 		router.init_listeners();
 	}