--- a/browser/base/content/browser-syncui.js
+++ b/browser/base/content/browser-syncui.js
@@ -156,16 +156,21 @@ let gSyncUI = {
     // if login fails, any other notifications are essentially moot
     Weave.Notifications.removeAll();
 
     // if we haven't set up the client, don't show errors
     if (this._needsSetup()) {
       this.updateUI();
       return;
     }
+    // if we are still waiting for the identity manager to initialize, don't show errors
+    if (Weave.Status.login == Weave.LOGIN_FAILED_NOT_READY) {
+      this.updateUI();
+      return;
+    }
 
     let title = this._stringBundle.GetStringFromName("error.login.title");
 
     let description;
     if (Weave.Status.sync == Weave.PROLONGED_SYNC_FAILURE) {
       // Convert to days
       let lastSync =
         Services.prefs.getIntPref("services.sync.errorhandler.networkFailureReportTimeout") / 86400;