我得到错误：（admin.E108）“list_display[1]”的值引用了“label”，而“label”不是可调用项、“OrgAdmin”的属性或者“org.org”上的属性或方法。当我尝试删除字段标签时，我不明白为什么。（sqlite3）
感觉好像django在某个地方引用了那个字段（我在重构之前在str函数中使用它，我不知道如何同步它或其他什么。

from django.db import models

class Org(models.Model):
  class Meta:
    # https://docs.djangoproject.com/en/2.1/ref/models/options/#django.db.models.Options.db_table
    db_table = "tfp_backoffice_org"
    verbose_name = 'Organization'

    # https://docs.djangoproject.com/en/2.1/ref/models/options/#indexes
    indexes = [
      models.Index(fields=['name', 'name']),
    ]

  name = models.CharField(
    help_text="Optional (autogenerated).<br />"
              "Must be url-compliant (slug, using '-' dash separator, no space, special char, etc.)",
    max_length=100,
  )
  label = models.CharField(
    help_text="Label displayed in French language",
    max_length=100,
  )
  label_fr = models.CharField(
    help_text="Label displayed in French language",
    max_length=100,
    blank=True,
    default="",
  )
  label_en = models.CharField(
    help_text="Label displayed in English language",
    max_length=100,
    blank=True,
    default="",
  )

  def __str__(self):
    return self.label_fr