I solved it. 
The error message is in the previous comment. 
When I deleted the database and the migrations, somehow Migration 
auth.0007_user_following was created or remained (???) and was referencing 
with the migrate command(creating the database).
I found and deleted it.

On Saturday, December 24, 2016 at 5:27:06 AM UTC+1, Collin Anderson wrote:
>
> Hi,
>
> Do you want to copy and paste your error message? (I assume it's similar, 
> but it might have some better clues.)
>
> My guess you have a migration that's referencing a migration file that was 
> deleted or something.
>
> Collin
>
> On Thursday, December 22, 2016 at 7:33:48 PM UTC-6, skerdi wrote:
>>
>> I have the same problem, but with an existing project. I've deleted 
>> migrations and the database and shows the same problem.
>> I have 2+ hours searching but I haven't fixed it. 
>>
>> On Wednesday, June 1, 2016 at 12:58:55 AM UTC+2, Bose Yi wrote:
>>>
>>> When new project start,   commands makemigrations and runserver  get 
>>>  error message.    I do not know what I did wrong.   I cannot find solution 
>>> to fix it.  Please  any suggestion ? 
>>>
>>>
>>> ------------------------------------------------------------------------------------------------------------------------------------------------------------------------
>>>
>>> System check identified no issues (0 silenced).
>>>
>>> Unhandled exception in thread started by <function wrapper at 0x0391B9B0>
>>>
>>> Traceback (most recent call last):
>>>
>>>   File "C:\Python27\lib\site-packages\django\utils\autoreload.py", line 
>>> 229, in wrapper
>>>
>>>     fn(*args, **kwargs)
>>>
>>>   File 
>>> "C:\Python27\lib\site-packages\django\core\management\commands\runserver.py",
>>>  
>>> line 116, in inner_run
>>>
>>>     self.check_migrations()
>>>
>>>   File 
>>> "C:\Python27\lib\site-packages\django\core\management\commands\runserver.py",
>>>  
>>> line 168, in check_migrations
>>>
>>>     executor = MigrationExecutor(connections[DEFAULT_DB_ALIAS])
>>>
>>>   File "C:\Python27\lib\site-packages\django\db\migrations\executor.py", 
>>> line 19, in __init__
>>>
>>>     self.loader = MigrationLoader(self.connection)
>>>
>>>   File "C:\Python27\lib\site-packages\django\db\migrations\loader.py", 
>>> line 47, in __init__
>>>
>>>     self.build_graph()
>>>
>>>   File "C:\Python27\lib\site-packages\django\db\migrations\loader.py", 
>>> line 318, in build_graph
>>>
>>>     _reraise_missing_dependency(migration, parent, e)
>>>
>>>   File "C:\Python27\lib\site-packages\django\db\migrations\loader.py", 
>>> line 288, in _reraise_missing_dependency
>>>
>>>     raise exc
>>>
>>> django.db.migrations.graph.NodeNotFoundError: Migration 
>>> auth.0007_user_following dependencies reference nonexistent parent node 
>>> (u'account', u'0003_contact')
>>>
>>

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