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NewbieMistakes – Django – Django's bug tracker – Oct 18, 2017. FormWrapper and none of my form fields show up; Django says "Unable to Open Database File" when using SQLite3; How to point apache to your media. Validating models. project.allication: Error when calling the metaclass bases unbound method contribute_to_class() must be called with TextField.
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Step 1 – Solve Django Cms Error When Calling The Metaclass Bases. Is Django Cms Error When Calling The Metaclass Bases appearing? Would you like to safely and.
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python – Django: Error when calling the metaclass bases. – Here is the error TypeError: Error when calling the metaclass bases metaclass conflict: the metaclass of a derived class must be a (non-strict) subclass of the.
Sep 18, 2017. __new__(mcs, name, bases, attrs) File "/usr/local/lib/python2.7/site-packages/ django/forms/widgets.py", line 153, in __new__ new_class = super( MediaDefiningClass, mcs).__new__(mcs, name, bases, attrs) TypeError: Error when calling the metaclass bases metaclass conflict: the metaclass of a derived.
Jul 25, 2012. This is the problem: class Business(models.Model, forms.Form):. You're trying to inherit from Model and Form. You can't, and you shouldn't. You can't because the metaclass of a derived class must be a (non-strict) subclass of the metaclasses of all its bases. Form has a metaclass: __metaclass__ =.
If running "python manage.py cms check" i receive the error:. Error when calling the metaclass bases. you are subscribed to the Google Groups "django-cms.