diff --git a/src/lib/stores/support.ts b/src/lib/stores/support.ts
new file mode 100644
index 000000000..c9be94c16
--- /dev/null
+++ b/src/lib/stores/support.ts
@@ -0,0 +1,4 @@
+import { writable } from 'svelte/store';
+import type { ErrorParams } from '$lib/studio/studio-widget';
+
+export const lastError = writable<ErrorParams>(null);