Hi Saed. Maybe what you are trying to install does not need a migration.
What is it?
But the lack of error message it's an improvement.
Are you able to use the library you installed now?

El dom., 7 abr. 2019 a las 12:40, Saeed Pooladzadeh (<[email protected]>)
escribió:

> I did what you say, but when I run the  migration I see this:
>
> Running migrations:
>   No migrations to apply.
> Executing manage.py migrate
> Operations to perform:
>   Apply all migrations: (none)
> Running migrations:
>   No migrations to apply.
>
> Is it mean the migration has happened before?
>
> How can I understand?
>
> در یکشنبه 7 آوریل 2019، ساعت 14:28:18 (UTC+4:30)، Saeed Pooladzadeh نوشته:
>>
>> Hello
>>
>> I've added an external library in django. I have installed in installed
>> apps but when I try to migrate the model I keep getting this error:
>>
>> ERRORS:
>> ?: (admin.E408) 'django.contrib.auth.middleware.AuthenticationMiddleware'
>> must be in MIDDLEWARE in order to use the admin application.
>> ?: (admin.E409) 'django.contrib.messages.middleware.MessageMiddleware'
>> must be in MIDDLEWARE in order to use the admin application.
>> The interactive Python process has exited.
>> The interactive Python process has exited.
>>
>> and my middleware is this:
>>
>> MIDDLEWARE_CLASSES = [
>>     'django.middleware.security.SecurityMiddleware',
>>     'django.contrib.sessions.middleware.SessionMiddleware',
>>     'django.middleware.common.CommonMiddleware',
>>     'django.middleware.csrf.CsrfViewMiddleware',
>>     'django.contrib.auth.middleware.AuthenticationMiddleware',
>>     'django.contrib.auth.middleware.SessionAuthenticationMiddleware',
>>     'django.contrib.messages.middleware.MessageMiddleware',
>>     'django.middleware.clickjacking.XFrameOptionsMiddleware',
>>     'django.contrib.auth.middleware.AuthenticationMiddleware',
>>     'django.contrib.messages.middleware.MessageMiddleware'
>> ]
>>
>> Also my IDE is visual studio.
>>
>> Please inform me.
>>
>> Saeed
>>
>>
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