Error some one help

[bersker2 1]

[E] 16:12:51 - [Quester] Create questclass instance: System.MissingMethodException: Constructor on type 'iszKQzsoCgShjFwezflbOqEVEJpCQNJqLbLacYzq.Authentication' not found.
   at System.RuntimeType.CreateInstanceImpl(BindingFlags bindingAttr, Binder binder, Object[] args, CultureInfo culture, Object[] activationAttributes, StackCrawlMark& stackMark)
   at System.Activator.CreateInstance(Type type, BindingFlags bindingAttr, Binder binder, Object[] args, CultureInfo culture, Object[] activationAttributes)
   at System.Reflection.Assembly.CreateInstance(String typeName, Boolean ignoreCase, BindingFlags bindingAttr, Binder binder, Object[] args, CultureInfo culture, Object[] activationAttributes)
   at  .Pulse(String )

 

 

bot hit lvl 23 then this popped up??

[eeny 521]

The a profile or plug-in you are using looks to require authentication. Give it some time, it it continues msg the person who maintains the file. 

[Matenia 620]

It's one of the auth errors of the quester you use. It doesn't affect functionality at all.