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NameError (uninitialized constant ActionDispatch :: ExceptionWrapper):

Regardless of the error that I get in my application, I could not see the error in my logs, getting a message below for all the errors that I encounter, so I could not solve my error, can anyone help me with this.

Completed 500 Internal Server Error in 729ms

NameError (uninitialized constant ActionDispatch::ExceptionWrapper):


Rendered /usr/share/ruby-rvm/gems/ruby-1.9.3-p194/gems/actionpack-3.1.3/lib/action_dispatch/middleware/templates/rescues/_trace.erb (1.3ms)
Rendered /usr/share/ruby-rvm/gems/ruby-1.9.3-p194/gems/actionpack-3.1.3/lib/action_dispatch/middleware/templates/rescues/_request_and_response.erb (1.2ms)
Rendered /usr/share/ruby-rvm/gems/ruby-1.9.3-p194/gems/actionpack-3.1.3/lib/action_dispatch/middleware/templates/rescues/diagnostics.erb within rescues/layout (7.7ms)
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Do you have meta_requestgem installed ? I also had such a mistake and he got rid of it by removing the gem meta_request.

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