python data_error ai_generated true

字段不存在错误：Book 没有名为 'published_year' 的字段

django.core.exceptions.FieldDoesNotExist: Book has no field named 'published_year'

ID: python/django-query-param-missing

其他格式: JSON · Markdown 中文 · English
80%修复率
84%置信度
0证据数
2025-12-05首次发现

版本兼容性

版本状态引入弃用备注
3.x active — — —

根因分析

尝试按模型中不存在的字段进行过滤或排序。

English

Attempting to filter or order by a field that doesn't exist on the model.

generic

解决方案

  1. 90% 成功率 
    Add the field to model: published_year = models.IntegerField() and run migrations.
  2. 95% 成功率 
    Use correct existing field: published_date__year for filtering by year.

无效尝试

常见但无效的做法:

  1. 70% 失败

    Adding a property named published_year to model doesn't make it queryable.

  2. 50% 失败

    Using annotate with wrong name still raises FieldDoesNotExist.