SystemCheckError: System check identified some issues: ERRORS: users.Test.groups: (fields.E304) Reverse accessor for 'Test.groups' clashes with reverse accessor for 'User.groups'.

Error Msg:

SystemCheckError: System check identified some issues:
        ERRORS:
        users.Test.groups: (fields.E304) Reverse accessor for 'Test.groups' clashes with reverse accessor for 'User.groups'.
                HINT: Add or change a related_name argument to the definition for 'Test.groups' or 'User.groups'.
        users.Test.user_permissions: (fields.E304) Reverse accessor for 'Test.user_permissions' clashes with reverse accessor for 'User.user_permissions'.
                HINT: Add or change a related_name argument to the definition for 'Test.user_permissions' or 'User.user_permissions'.
        users.User.groups: (fields.E304) Reverse accessor for 'User.groups' clashes with reverse accessor for 'Test.groups'.
                HINT: Add or change a related_name argument to the definition for 'User.groups' or 'Test.groups'.

问题:

　　抽象基类创建完成后, 没有在setting中声明, 或者声明错误
解决:

　　setting.py中加入:

　　　　AUTH_USER_MODEL = ""users.User""