We are currently solving the following issue within our repository. Here is the issue text:
--- BEGIN ISSUE ---
Landing page gives a 404


--- END ISSUE ---

Below are some code segments, each from a relevant file. One or more of these files may contain bugs.
--- BEGIN FILES ---
Path: `django_project/base/views/error_views.py`
Content:
```
1 # coding=utf-8
2 """Our custom error views"""
3 from django.shortcuts import render_to_response
4 from django.template import RequestContext
5 from base.models.project import Project
6 
7 
8 def custom_404(request, template_name='404.html'):
9     """Our custom 404 view
10 
11     We want to include a list of all public and approved Projects in the 404
12         view
13     :param request: Request obj
14     :type request: HttpRequest
15 
16     :param template_name: The template to render
17     :type template_name: str
18 
19     :return: Response obj
20     :rtype: HttpResponse
21 
22     """
23     public_projects = Project.objects.filter(approved=True, private=False)
24     return render_to_response(template_name, {
25         'request_path': request.path,
26         'projects': public_projects
27     }, context_instance=RequestContext(request))
28
```
--- END FILES ---

Please first localize the bug based on the issue statement, and then generate a patch according to the `git diff` format fenced by three backticks.

Here is an example:

```diff
diff --git a/examples/server_async.py b/examples/server_async.py
--- a/examples/server_async.py
+++ b/examples/server_async.py
@@ -313,4 +313,4 @@
 
 
 if __name__ == "__main__":
-    asyncio.run(run_async_server("."), debug=True)
+    asyncio.run(run_async_server(), debug=True)
diff --git a/examples/server_sync.py b/examples/server_sync.py
--- a/examples/server_sync.py
+++ b/examples/server_sync.py
@@ -313,5 +313,5 @@
 
 
 if __name__ == "__main__":
-    server = run_sync_server(".")
+    server = run_sync_server()
     server.shutdown()

```

diff --git a/django_project/base/views/error_views.py b/django_project/base/views/error_views.py
--- a/django_project/base/views/error_views.py
+++ b/django_project/base/views/error_views.py
@@ -21,7 +21,11 @@
 
     """
     public_projects = Project.objects.filter(approved=True, private=False)
-    return render_to_response(template_name, {
-        'request_path': request.path,
-        'projects': public_projects
-    }, context_instance=RequestContext(request))
+
+    response = render_to_response(
+        template_name, {
+            'request_path': request.path,
+            'projects': public_projects},
+        context_instance=RequestContext(request))
+    response.status_code = 404
+    return response

{"golden_diff": "diff --git a/django_project/base/views/error_views.py b/django_project/base/views/error_views.py\n--- a/django_project/base/views/error_views.py\n+++ b/django_project/base/views/error_views.py\n@@ -21,7 +21,11 @@\n \n     \"\"\"\n     public_projects = Project.objects.filter(approved=True, private=False)\n-    return render_to_response(template_name, {\n-        'request_path': request.path,\n-        'projects': public_projects\n-    }, context_instance=RequestContext(request))\n+\n+    response = render_to_response(\n+        template_name, {\n+            'request_path': request.path,\n+            'projects': public_projects},\n+        context_instance=RequestContext(request))\n+    response.status_code = 404\n+    return response\n", "issue": "Landing page gives a 404\n\n", "before_files": [{"content": "# coding=utf-8\n\"\"\"Our custom error views\"\"\"\nfrom django.shortcuts import render_to_response\nfrom django.template import RequestContext\nfrom base.models.project import Project\n\n\ndef custom_404(request, template_name='404.html'):\n    \"\"\"Our custom 404 view\n\n    We want to include a list of all public and approved Projects in the 404\n        view\n    :param request: Request obj\n    :type request: HttpRequest\n\n    :param template_name: The template to render\n    :type template_name: str\n\n    :return: Response obj\n    :rtype: HttpResponse\n\n    \"\"\"\n    public_projects = Project.objects.filter(approved=True, private=False)\n    return render_to_response(template_name, {\n        'request_path': request.path,\n        'projects': public_projects\n    }, context_instance=RequestContext(request))\n", "path": "django_project/base/views/error_views.py"}], "after_files": [{"content": "# coding=utf-8\n\"\"\"Our custom error views\"\"\"\nfrom django.shortcuts import render_to_response\nfrom django.template import RequestContext\nfrom base.models.project import Project\n\n\ndef custom_404(request, template_name='404.html'):\n    \"\"\"Our custom 404 view\n\n    We want to include a list of all public and approved Projects in the 404\n        view\n    :param request: Request obj\n    :type request: HttpRequest\n\n    :param template_name: The template to render\n    :type template_name: str\n\n    :return: Response obj\n    :rtype: HttpResponse\n\n    \"\"\"\n    public_projects = Project.objects.filter(approved=True, private=False)\n\n    response = render_to_response(\n        template_name, {\n            'request_path': request.path,\n            'projects': public_projects},\n        context_instance=RequestContext(request))\n    response.status_code = 404\n    return response\n", "path": "django_project/base/views/error_views.py"}]}