Exception notifier failure

gistfile1.rb

Rendering /home/web/haloror/public/500.html (500 Error)
rendering section "request"
/!\ FAILSAFE /!\  Fri Feb 05 04:51:25 +0000 2010
  Status: 500 Internal Server Error
  

ActionView::TemplateError (protected method `filter_parameters' called for #<MgmtQueriesController:0xb6c1c8a0>) on line #3 of vendor/plugins/exception_notification/views/exception_notifier/_request.rhtml:
1: * URL       : <%= @request.protocol %><%= @host %><%= @request.request_uri %>
2: * IP address: <%= @request.env["HTTP_X_FORWARDED_FOR"] || @request.env["REMOTE_ADDR"] %>
3: * Parameters: <%= filter_sensitive_post_data_parameters(@request.parameters).inspect %>
4: * Rails root: <%= @rails_root %>

    vendor/plugins/exception_notification/lib/exception_notifier_helper.rb:70:in `filter_sensitive_post_data_parameters'
    vendor/plugins/exception_notification/views/exception_notifier/_request.rhtml:3:in `_run_erb_47vendor47plugins47exception_notification47views47exception_notifier47_request46rhtml'
    vendor/rails/actionpack/lib/action_view/base.rb:338:in `send'
    vendor/rails/actionpack/lib/action_view/base.rb:338:in `execute'
    vendor/rails/actionpack/lib/action_view/template_handlers/compilable.rb:29:in `send'
    vendor/rails/actionpack/lib/action_view/template_handlers/compilable.rb:29:in `render'
    vendor/rails/actionpack/lib/action_view/template.rb:35:in `render'
    vendor/rails/actionpack/lib/action_view/template.rb:22:in `render_template'
    vendor/rails/actionpack/lib/action_view/base.rb:245:in `render_file'
    vendor/rails/actionpack/lib/action_view/base.rb:269:in `render'
    vendor/plugins/exception_notification/lib/exception_notifier_helper.rb:41:in `render_overridable'
    vendor/plugins/exception_notification/lib/exception_notifier_helper.rb:30:in `render_section'
    vendor/plugins/exception_notification/views/exception_notifier/exception_notification.rhtml:6:in `_run_erb_47vendor47plugins47exception_notification47views47exception_notifier47exception_notification46rhtml'
    vendor/plugins/exception_notification/views/exception_notifier/exception_notification.rhtml:6:in `map'
    vendor/plugins/exception_notification/views/exception_notifier/exception_notification.rhtml:6:in `_run_erb_47vendor47plugins47exception_notification47views47exception_notifier47exception_notification46rhtml'
    vendor/rails/actionpack/lib/action_view/base.rb:338:in `send'
    vendor/rails/actionpack/lib/action_view/base.rb:338:in `execute'