blueimp/jQuery-File-Upload — Issue #784: undefined method `thumb' for #<AvatarUploader:0x128508f10> 
Author: davingee
Created: 2011-11-14 01:03:00+00:00
State: open

Hello,
I just followed this link https://github.com/blueimp/jQuery-File-Upload/wiki/Rails-setup-for-V5
and I am getting this issue of undifined method thumb :)
I have rmagick gem in my gemfile

any help would be appreciated thank you