Reset UserInfo.current_user_id to 1 if no user is authenticated.

app/controllers/application_controller.rb

@@ -73,7 +73,10 @@ class ApplicationController < ActionController::Base
   # Sets the current user into a named Thread location so that it can be accessed
   # by models and observers
   def set_user
-    return if !current_user
+    if !current_user
+      UserInfo.current_user_id = 1
+      return
+    end
     UserInfo.current_user_id = current_user.id
   end
 

app/models/user.rb

@@ -417,9 +417,6 @@ returns
     # reset login failed
     self.login_failed = 0
 
-    # set updated by user
-    self.updated_by_id = id
-
     save
   end