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Fix Invalid Authentication Token Error in Rails

How to fix ActionController: InvalidAuthentication Token error ?

If you use devise gem and when you enter login page in your rails project, you get Invalid Token error, you thinking on controller .

Try to fix this bug ;

  • Open application_controller.rb then remove this line,
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protect_form_forgery, with: :exception

on your controller.

  • Then add
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skip_before_filter :verify_authenticity_token

But, this method not safe, so when you get like this bug, you can search and use ajax for the solve it.

That’s all.

I hope helped to you .

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