I'm encountering a persistent error on the Django admin interface. The error occurs every time I try to access a specific page. Error Details: - TemplateSyntaxError at /admin/pages/page/ - Caught AttributeError while rendering: 'NoneType' object has no attribute '_meta' I'm looking for an experienced Django developer who can troubleshoot and resolve this issue. Ideal skills and experience include: - Proficiency in Django and its admin interface - Strong debugging skills - Familiarity with TemplateSyntaxError and AttributeError in Django Please provide your approach to fix this issue and any relevant experience.