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Fixed #1503 -- Improved model validator to throw an error if a model…

… doesn't manually define a primary key and has a field named 'id', which conflicts with the auto-primary-key convention. Thanks,

git-svn-id: bcc190cf-cafb-0310-a4f2-bffc1f526a37
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adrianholovaty committed Jun 7, 2006
1 parent 0b92bd1 commit 22da62f2391b88b524e33f79956db998b9522fb5
Showing with 2 additions and 0 deletions.
  1. +2 −0 django/core/
@@ -815,6 +815,8 @@ def get_validation_errors(outfile, app=None):
# Do field-specific validation.
for f in opts.fields:
+ if == 'id' and not f.primary_key and == 'id':
+ e.add(opts, '"%s": You can\'t use "id" as a field name, because each model automatically gets an "id" field if none of the fields have primary_key=True. You need to either remove/rename your "id" field or add primary_key=True to a field.' %
if isinstance(f, models.CharField) and f.maxlength in (None, 0):
e.add(opts, '"%s": CharFields require a "maxlength" attribute.' %
if isinstance(f, models.FloatField):

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