gb119 · gb119 · Mar 3, 2026 · Mar 3, 2026 · Mar 3, 2026
diff --git a/apps/bookings/models.py b/apps/bookings/models.py
@@ -571,6 +571,8 @@ def fix_project(self):
             (CostCentre):
                 The cost centre to use for this booking, or None if the user has no projects.
         """
+        if not self.user_id:
+            return None
         if self.user.project.count() == 0:
             return None
         if not hasattr(self, "cost_centre") or self.cost_centre is None:
@@ -648,7 +650,7 @@ def clean(self, no_holds=False):
                 )
             if policy:
                 self.shifts = self.count_shifts()
-        elif self.user and self.user.username == "service":  # Special case, service user always booked!
+        elif self.user_id and self.user and self.user.username == "service":  # Special case, service user always booked!
             pass
         else:
             raise ValidationError("No booking slot defined!")

diff --git a/apps/bookings/tests.py b/apps/bookings/tests.py
@@ -155,7 +155,7 @@ def test_all_calendar_view_requires_login(self, client):
         assert "/login" in response["Location"]
 
     @pytest.mark.django_db
-    def test_all_calendar_view_returns_200(self, client_logged_in):
+    def test_all_calendar_view_returns_200(self, client_logged_in, equipment):
         """AllCalendarView returns 200 for an authenticated user."""
         url = reverse("bookings:all_equipment_calendar")
         response = client_logged_in.get(url)

diff --git a/labman/views.py b/labman/views.py
@@ -86,6 +86,26 @@ def get_context_date(self, **kwargs):
         context["config"] = config
         return context
 
+    def dispatch(self, request, *args, **kwargs):
+        """Dispatch any HTTP method to the get handler.
+
+        Error pages should be displayed regardless of the HTTP method used in the
+        original request. This override ensures all methods are handled by the
+        standard get() method.
+
+        Args:
+            request (HttpRequest):
+                The HTTP request object.
+            *args: Variable positional arguments.
+
+        Keyword Parameters:
+            **kwargs: Variable keyword arguments.
+
+        Returns:
+            (HttpResponse): Response with the error status code set.
+        """
+        return self.get(request, *args, **kwargs)
+
     def get_template_names(self):
         """Return the template name based on the error code.
 

diff --git a/templates/errors/400View.html b/templates/errors/400View.html
@@ -0,0 +1,12 @@
+<!DOCTYPE html>
+<html lang="en">
+<head>
+    <meta charset="utf-8">
+    <meta name="viewport" content="width=device-width, initial-scale=1">
+    <title>400 Bad Request</title>
+</head>
+<body>
+    <h1>400 Bad Request</h1>
+    <p>The server could not understand the request.</p>
+</body>
+</html>
diff --git a/templates/errors/403View.html b/templates/errors/403View.html
@@ -0,0 +1,12 @@
+<!DOCTYPE html>
+<html lang="en">
+<head>
+    <meta charset="utf-8">
+    <meta name="viewport" content="width=device-width, initial-scale=1">
+    <title>403 Forbidden</title>
+</head>
+<body>
+    <h1>403 Forbidden</h1>
+    <p>You do not have permission to access this resource.</p>
+</body>
+</html>
diff --git a/templates/errors/404View.html b/templates/errors/404View.html
@@ -0,0 +1,12 @@
+<!DOCTYPE html>
+<html lang="en">
+<head>
+    <meta charset="utf-8">
+    <meta name="viewport" content="width=device-width, initial-scale=1">
+    <title>404 Not Found</title>
+</head>
+<body>
+    <h1>404 Not Found</h1>
+    <p>The requested resource could not be found.</p>
+</body>
+</html>
diff --git a/templates/errors/500View.html b/templates/errors/500View.html
@@ -0,0 +1,12 @@
+<!DOCTYPE html>
+<html lang="en">
+<head>
+    <meta charset="utf-8">
+    <meta name="viewport" content="width=device-width, initial-scale=1">
+    <title>500 Internal Server Error</title>
+</head>
+<body>
+    <h1>500 Internal Server Error</h1>
+    <p>An unexpected error occurred. Please try again later.</p>
+</body>
+</html>