diff --git a/apps/ai-game-creator-shell/src/view/ui-editor/useUiEditorPage.ts b/apps/ai-game-creator-shell/src/view/ui-editor/useUiEditorPage.ts
index 9e279db75..584ec4c9f 100644
--- a/apps/ai-game-creator-shell/src/view/ui-editor/useUiEditorPage.ts
+++ b/apps/ai-game-creator-shell/src/view/ui-editor/useUiEditorPage.ts
@@ -1311,7 +1311,7 @@ export function useUiEditorSession(
   }
 
   async function restartSeparation() {
-    if (!resourceId) return;
+    if (!resourceId || isSeparating || isWorkflowBusy) return;
     setSeparationRecovery(null);
     const prerequisiteIssues = prerequisiteIssuesForStep(
       editor.state,