diff --git a/lib/components/base-auto-join-community-handler.react.js b/lib/components/base-auto-join-community-handler.react.js
--- a/lib/components/base-auto-join-community-handler.react.js
+++ b/lib/components/base-auto-join-community-handler.react.js
@@ -79,7 +79,7 @@
     React.useState<?CommunitiesToAutoJoin>();
 
   const prevCanQueryRef = React.useRef<?boolean>();
-  const canQuery = loggedIn;
+  const canQuery = loggedIn && !!fid;
 
   React.useEffect(() => {
     if (canQuery === prevCanQueryRef.current) {