Ruby on Rails

Nugi Nugraha wrote in post #1175693:
> On Fri, Jun 26, 2015 at 7:20 AM, David Williams <lists@ruby-forum.com>
> wrote:
>
>> unless: avatar.nil?) %></li>
>>
>
> I think error message is obvious
> you got that error because @user was nil
> if you're using devise, you can try this instead
> "current_user.avatar.url(:thumb)"
>
>
> --
> Mou Dareka no, tame janakutte
> Jibun no Tame ni Warette Iru
>
> ( Aqua Timez - Alones )

I'm getting this error in my logs file. The current_user is signed in
btw.

User Load (1.0ms) SELECT "users".* FROM "users" WHERE "users"."id" = ?
ORDER BY "users"."id" ASC LIMIT 1 [["id", 3]]
Completed 500 Internal Server Error in 2302ms (ActiveRecord: 2.0ms)

NameError - undefined local variable or method `avatar' for
#<#<Class:0x58867e0>:0x5885d78>:

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