>>>>>>>django.core.exceptions.ValidationError: [u"'' value must be either
True or False."]
Have you tried to set the default value of the BooleanField as True or
False? BooleanFields must have a valid boolean as default value and so
happends that empty string is not a valid boolean.
Change the default value to False (as exemple), run the migration again,
and it should work.
2017-06-30 14:23 GMT-03:00 <pieceofkayk2...@gmail.com>:
> So I made the ultimate error. I put a BooleanField in my models.py, when
> I made migrations I set default col value to the empty string ''.. Then I
> migrated and got a validation error. However, I have tried to delete the
> model containing BooleanField, delete my database file, and I even ran
> manage.py flush and cannot seem to get rid of this error. If anyone has
> any experience with BooleanField errors please help. My traceback from my
> terminal is below:
>
> Applying build_a_bundle.0012_auto_20170630_1027...Traceback (most
> recent call last):
> File "manage.py", line 22, in <module>
> execute_from_command_line(sys.argv)
> File "/usr/lib64/python2.7/site-packages/django/core/
> management/__init__.py", line 363, in execute_from_command_line
> utility.execute()
> File "/usr/lib64/python2.7/site-packages/django/core/
> management/__init__.py", line 355, in execute
> self.fetch_command(subcommand).run_from_argv(self.argv)
> File "/usr/lib64/python2.7/site-packages/django/core/management/base.py"
> , line 283, in run_from_argv
> self.execute(*args, **cmd_options)
> File "/usr/lib64/python2.7/site-packages/django/core/management/base.py"
> , line 330, in execute
> output = self.handle(*args, **options)
> File "/usr/lib64/python2.7/site-packages/django/core/
> management/commands/migrate.py", line 204, in handle
> fake_initial=fake_initial,
> File "/usr/lib64/python2.7/site-packages/django/db/migrations/
> executor.py", line 115, in migrate
> state = self._migrate_all_forwards(state, plan, full_plan, fake=fake,
> fake_initial=fake_initial)
> File "/usr/lib64/python2.7/site-packages/django/db/migrations/
> executor.py", line 145, in _migrate_all_forwards
> state = self.apply_migration(state, migration, fake=fake, fake_initial
> =fake_initial)
> File "/usr/lib64/python2.7/site-packages/django/db/migrations/
> executor.py", line 244, in apply_migration
> state = migration.apply(state, schema_editor)
> File "/usr/lib64/python2.7/site-packages/django/db/migrations/
> migration.py", line 129, in apply
> operation.database_forwards(self.app_label, schema_editor, old_state,
> project_state)
> File "/usr/lib64/python2.7/site-packages/django/db/migrations/
> operations/fields.py", line 86, in database_forwards
> field,
> File "/usr/lib64/python2.7/site-packages/django/db/backends/
> sqlite3/schema.py", line 238, in add_field
> self._remake_table(model, create_field=field)
> File "/usr/lib64/python2.7/site-packages/django/db/backends/
> sqlite3/schema.py", line 113, in _remake_table
> self.effective_default(create_field)
> File "/usr/lib64/python2.7/site-packages/django/db/backends/
> base/schema.py", line 229, in effective_default
> default = field.get_db_prep_save(default, self.connection)
> File "/usr/lib64/python2.7/site-packages/django/db/models/
> fields/__init__.py", line 766, in get_db_prep_save
> prepared=False)
> File "/usr/lib64/python2.7/site-packages/django/db/models/
> fields/__init__.py", line 758, in get_db_prep_value
> value = self.get_prep_value(value)
> File "/usr/lib64/python2.7/site-packages/django/db/models/
> fields/__init__.py", line 1039, in get_prep_value
> return self.to_python(value)
> File "/usr/lib64/python2.7/site-packages/django/db/models/
> fields/__init__.py", line 1032, in to_python
> params={'value': value},
> django.core.exceptions.ValidationError: [u"'' value must be either True
> or False."]
>
>
>
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