Addresses #23568

  - Corrects an incorrect exception message when using accepts_nested_attributes_for
  - Removes rescue/reraise behavior introduced in #19077
  - Adds has_many & has_one, nested_attributes test case specifying the message that
    should be conveyed with an exception raised because one of the nested attributes provided is unknown

1 files changed, 0 insertions, 8 deletions

diff --git a/activerecord/lib/active_record/attribute_assignment.rb b/activerecord/lib/active_record/attribute_assignment.rb
index a6d81c82b4..4c22be8235 100644
--- a/activerecord/lib/active_record/attribute_assignment.rb
+++ b/activerecord/lib/active_record/attribute_assignment.rb
@@ -29,14 +29,6 @@ module ActiveRecord
       assign_multiparameter_attributes(multi_parameter_attributes) unless multi_parameter_attributes.empty?
     end
 
-    # Tries to assign given value to given attribute.
-    # In case of an error, re-raises with the ActiveRecord constant.
-    def _assign_attribute(k, v) # :nodoc:
-      super
-    rescue ActiveModel::UnknownAttributeError
-      raise UnknownAttributeError.new(self, k)
-    end
-
     # Assign any deferred nested attributes after the base attributes have been set.
     def assign_nested_parameter_attributes(pairs)
       pairs.each { |k, v| _assign_attribute(k, v) }