django admin gives warning "Field 'X' doesn't have a default value"
This can also happen if you have a disused field in your database that doesn't allow NULL.
The problem was that in the DB, tag_id
wasn't set as an autoincrement field.
This can also happen if you have a disused field in your database that doesn't allow NULL.
The problem was that in the DB, tag_id
wasn't set as an autoincrement field.