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9,563 PointsOperationalError Django 2.1 trying to add a new course
I'm getting this error but I don't know why is this:
OperationalError at /admin/courses/course/add/ no such table: main.auth_user__old
Request Method: POST
Request URL: http://localhost:8000/admin/courses/course/add/
Django Version: 2.1
Exception Type: OperationalError
Exception Value:
no such table: main.auth_user__old
Exception Location: /anaconda2/envs/alfas/lib/python3.7/site-packages/django/db/backends/sqlite3/base.py in execute, line 296
Python Executable: /anaconda2/envs/alfas/bin/python
Python Version: 3.7.2
Thanks in advance.