#70 #72

frontend/src/pages/wiki/WikiDetailPage.tsx

@@ -38,6 +38,8 @@ export default () => {
             WikiIdBus.set (res.data.id)
           })
           .catch (() => setWikiPage (null)))
+
+    return () => WikiIdBus.set (null)
   }, [title, location.search])
 
   return (