lib/airbrake/rails/error_lookup.rb in airbrake-3.1.6 vs lib/airbrake/rails/error_lookup.rb in airbrake-3.1.7

@@ -2,11 +2,13 @@
   module Rails
     module ErrorLookup
 
       # Sets up an alias chain to catch exceptions when Rails does
       def self.included(base) #:nodoc:
-        base.send(:alias_method, :rescue_action_locally_without_airbrake, :rescue_action_locally)
-        base.send(:alias_method, :rescue_action_locally, :rescue_action_locally_with_airbrake)
+        if base.method_defined?(:rescue_action_locally)
+          base.send(:alias_method, :rescue_action_locally_without_airbrake, :rescue_action_locally)
+          base.send(:alias_method, :rescue_action_locally, :rescue_action_locally_with_airbrake)
+        end
       end
 
       private
 
       def rescue_action_locally_with_airbrake(exception)