Django DB Migrations graph nodenotfounderror error when making migrations for the Django project. 2

Find Django's db database, and delete the record that your previous database name is the same as your folder name, and there's an easy way to add another project application to manage (create an app startapp "you think of a name"), so that the database is different, of course, this database has not been saved in the db database, and it's really brilliant.

Windows does not support Linux file operation permissions (R+W+, etc.).

It is recommended to use Windows to make a Linux virtual machine, or docker is fine, and then run python without this problem.

This is because the old version and the new version of the command are no longer the same. I'm using django =, and after writing my own model, I can use this command to generate the database table: python makemigrations books and then:

python sqlmigrate books 0001 so that you can create ta

I've been stuck here for a long time, but I've come here and I'm stuck somewhere else.

You first carefully check whether your ** has made a mistake, not even a space.

Especially the inside ones.

Experiencing the same issue, the issue caused by the duplicate name of the package, has been resolved.

ReferencedSelect the sqlite databaseWhen the version of Django version is directly selected, the default will cause the project directory to be duplicated, and the installed version should be selected for now.

I haven't used it, so try it.

Hello, have you found the reason, I have also encountered this problem, it has been a difficult day, and it has not been solved.

Check to see if you have written the bin path under Django to the system path, and then copy the bin file of the Django installation to the folder you want to create. Method 2: Write the bin path under Django to the system path, and change the command to "django-admin (no py suffix!")

startproject web-name“。

I also had the same problem, looked up a lot on the Internet, and finally my solution was to add it in front of the command"python"

My computer system is the 1909 version of Windows 10 (mgb, which was forced to update before, and there is always a prompt in the lower right corner if you don't update.

My environment is django, and my host environment is a virtual environment.

In the host environment, the virtual environment is adopted"python startproject new"have successfully created directories.

And the directory was also successfully created in the terminal of pycharm.

Personally, I think adding the Django path to the system environment variable should solve the problem. However, if it involves changing the virtual environment of your project later, you have to change it in the environment variables of the system, so I think it is more convenient to add python.

The virtual loop was opened.

Django needs to be in a virtual environment to run properly, and there are no mistakes in the meeting.

You need to install virtualenv to open the virtual environment.

Installation method: pip install --virtualenv and then activate the virtual environment.

Input: virtualenv 11 env

Activate: Source 11 Env bin activate after installing Django

You can enter your **.

name: The specified database name, if it is sqlite, you need to fill in the absolute location of the database file.

user: The username of the database login, mysql is generally rootpassword: the password for logging in to the database, which must be the password corresponding to the user host:

Since the general database is CS structure, so you have to specify the location of the database server, we generally have a database server and the client are on the same host, so the default is generally filled.

port: the port of the database server, mysql is 3306 by default!