It looks like you are, for some reason, returning a dump of the objects on the model, not the data. Something is messed up in your code. You might want to post the sterilizer *create* and *update* methods you created.
On Wed, Apr 29, 2020 at 11:50 AM Nazish Akhtar <hackereart...@gmail.com> wrote: > While saving serializer I am getting *DoesNotExist* , > *MultipleObjectsReturned* . However objects are being saved in DB but > signals such as post_save does not work. Custom Signal also does not work. > > Here is detailed error: > > 1 > ['DoesNotExist', 'MultipleObjectsReturned', '__class__', '__delattr__', > '__dict__', '__dir__', '__doc__', '__eq__', '__format__', '__ge__', > '__getattribute__', '__getstate__', '__gt__', '__hash__', '__init__', > '__init_subclass__', '__le__', '__lt__', '__module__', '__ne__', '__new__', > '__reduce__', '__reduce_ex__', '__repr__', '__setattr__', '__setstate__', > '__sizeof__', '__str__', '__subclasshook__', '__weakref__', > '_check_column_name_clashes', '_check_constraints', > '_check_field_name_clashes', '_check_fields', '_check_id_field', > '_check_index_together', '_check_indexes', '_check_local_fields', > '_check_long_column_names', '_check_m2m_through_same_relationship', > '_check_managers', '_check_model', '_check_model_name_db_lookup_clashes', > '_check_ordering', '_check_property_name_related_field_accessor_clashes', > '_check_single_primary_key', '_check_swappable', '_check_unique_together', > '_do_insert', '_do_update', '_get_FIELD_display', > '_get_next_or_previous_by_FIELD', '_get_next_or_previous_in_order', > '_get_pk_val', '_get_unique_checks', '_meta', '_perform_date_checks', > '_perform_unique_checks', '_save_parents', '_save_table', '_set_pk_val', > '_state', 'car_category', 'car_id', 'car_model', 'car_owner', > 'car_owner_id', 'car_registration_no', 'carimageverification', > 'carverification', 'chassis_number', 'check', 'clean', 'clean_fields', > 'color', 'date_error_message', 'delete', 'engine_number', 'from_db', > 'fuel_type', 'full_clean', 'get_car_category_display', > 'get_deferred_fields', 'get_fuel_type_display', 'get_manufacturer_display', > 'get_owner_serial_number_display', 'get_ownership_type_display', 'km_ran', > 'manufacturer', 'objects', 'owner_serial_number', 'ownership_type', 'pk', > 'prepare_database_save', 'rc_back_image', 'rc_front_image', > 'refresh_from_db', 'save', 'save_base', 'serializable_value', > 'unique_error_message', 'validate_unique', 'verified'] > 1 > ['DoesNotExist', 'MultipleObjectsReturned', '__class__', '__delattr__', > '__dict__', '__dir__', '__doc__', '__eq__', '__format__', '__ge__', > '__getattribute__', '__getstate__', '__gt__', '__hash__', '__init__', > '__init_subclass__', '__le__', '__lt__', '__module__', '__ne__', '__new__', > '__reduce__', '__reduce_ex__', '__repr__', '__setattr__', '__setstate__', > '__sizeof__', '__str__', '__subclasshook__', '__weakref__', > '_check_column_name_clashes', '_check_constraints', > '_check_field_name_clashes', '_check_fields', '_check_id_field', > '_check_index_together', '_check_indexes', '_check_local_fields', > '_check_long_column_names', '_check_m2m_through_same_relationship', > '_check_managers', '_check_model', '_check_model_name_db_lookup_clashes', > '_check_ordering', '_check_property_name_related_field_accessor_clashes', > '_check_single_primary_key', '_check_swappable', '_check_unique_together', > '_do_insert', '_do_update', '_get_FIELD_display', > '_get_next_or_previous_by_FIELD', '_get_next_or_previous_in_order', > '_get_pk_val', '_get_unique_checks', '_meta', '_perform_date_checks', > '_perform_unique_checks', '_save_parents', '_save_table', '_set_pk_val', > '_state', 'car_category', 'car_id', 'car_model', 'car_owner', > 'car_owner_id', 'car_registration_no', 'carimageverification', > 'carverification', 'chassis_number', 'check', 'clean', 'clean_fields', > 'color', 'date_error_message', 'delete', 'engine_number', 'from_db', > 'fuel_type', 'full_clean', 'get_car_category_display', > 'get_deferred_fields', 'get_fuel_type_display', 'get_manufacturer_display', > 'get_owner_serial_number_display', 'get_ownership_type_display', 'km_ran', > 'manufacturer', 'objects', 'owner_serial_number', 'ownership_type', 'pk', > 'prepare_database_save', 'rc_back_image', 'rc_front_image', > 'refresh_from_db', 'save', 'save_base', 'serializable_value', > 'unique_error_message', 'validate_unique', 'verified'] > > Here is the code and error <https://dpaste.org/jBtr#>, better formatted. > Any help would be appreciated > > -- > You received this message because you are subscribed to the Google Groups > "Django REST framework" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to django-rest-framework+unsubscr...@googlegroups.com. > To view this discussion on the web visit > https://groups.google.com/d/msgid/django-rest-framework/b143e59c-6b1f-43ed-b3ad-473392cbd609%40googlegroups.com > <https://groups.google.com/d/msgid/django-rest-framework/b143e59c-6b1f-43ed-b3ad-473392cbd609%40googlegroups.com?utm_medium=email&utm_source=footer> > . > -- ------------------------------------------------------------------------------- Carl J. Nobile (Software Engineer) carl.nob...@gmail.com ------------------------------------------------------------------------------- -- You received this message because you are subscribed to the Google Groups "Django REST framework" group. To unsubscribe from this group and stop receiving emails from it, send an email to django-rest-framework+unsubscr...@googlegroups.com. To view this discussion on the web visit https://groups.google.com/d/msgid/django-rest-framework/CAGQqDQ%2Bt0O%3D2ny0ZOQJHCrVSL_w4bbfwckr6zW7UNT_b9JoNCQ%40mail.gmail.com.