id	summary	reporter	owner	description	type	status	component	version	severity	resolution	keywords	cc	stage	has_patch	needs_docs	needs_tests	needs_better_patch	easy	ui_ux
5572	Can't have empty fixture file with Auto Increment Field in Model	anonymous	nobody	"You can't have a empty fixture file when model has Auto Increment Field.

class Category(models.Model):
    id = models.AutoField(primary_key=True)
    parent_id = models.IntegerField()
    name = models.CharField(maxlength=200)

Problem installing fixture 'c:\mysite\apps\category\fixtures
\initial_data.yaml': 'NoneType' object has no attribute 'anchor'

This error is due to auto incremented primary key.  you can't have
empty fixture file. "		closed	Core (Serialization)	dev		invalid	empty fixture file json serialization auto increment		Unreviewed	0	0	0	0	0	0