Solved issue with attributes not being assigned

app/models/no_cms/blocks/concerns/serializing_fields.rb

@@ -176,6 +176,19 @@ def save_related_objects
             end
           end
 
+          ##
+          # Implementing the respond_to_missing? so respond_to? also check for
+          # the methods responded via the method_missing.
+          # This also solves an issue with attributes not assigned in rails 5.
+          #
+          # We just check that there's a field. If there's not then we delegate
+          # in the super implementation.
+          def respond_to_missing? method_name, include_private = false
+            # We get the name of the field stripping out the '=' for writers
+            field = method_name.to_s.gsub(/\=$/, '')
+            has_field?(field) || super
+          end
+
           ##
           # In this missing method we check wether we're asking for one field
           # in which case we will read or write it.
@@ -289,7 +302,6 @@ def assign_attributes new_attributes
               " in #{self.layout} layout #{is_translation? ? 'translation' : ''}"
 
             # And now separate fields and attributes
-            debugger
             fields = new_attributes.select{|k, _| has_field? k }.symbolize_keys
             # Now we filter those fields we must not manage because we are (or
             # not) in a translation. I.e: if we have a translated field, but we