Fix sign in:

Author: CompuIves

packages/app/src/app/pages/index.tsx

@@ -54,9 +54,7 @@ const Boundary = withRouter(ErrorBoundary);
 const Routes = () => {
   const { appUnmounted } = useSignals();
 
-  useEffect(() => {
-    appUnmounted();
-  }, [appUnmounted]);
+  useEffect(() => () => appUnmounted(), [appUnmounted]);
 
   return (
     <Container>

packages/app/src/app/store/providers/Connection.js

@@ -11,8 +11,10 @@ export default Provider({
     listeners[signalPath] = addListener(listener);
   },
   removeListener(signalPath) {
-    listeners[signalPath]();
+    if (listeners[signalPath]) {
+      listeners[signalPath]();
 
-    delete listeners[signalPath];
+      delete listeners[signalPath];
+    }
   },
 });