diff --git a/src/app/navbar/navbar.component.ts b/src/app/navbar/navbar.component.ts
index 4ad7cff..288ba4c 100644
--- a/src/app/navbar/navbar.component.ts
+++ b/src/app/navbar/navbar.component.ts
@@ -39,7 +39,11 @@ export class NavbarComponent {
     if (isSignedIn()) {
       this.api.getUser().subscribe(u => {
         this.user = u;
-        this.googleAnalyticsService.setUser(this.user.uid);
+
+        if (this.user && this.user.uid) {
+          this.googleAnalyticsService.setUser(this.user.uid);
+        }
+
         this._loadNavLinks();
       }, error => {
         localStorage.removeItem('token');