not getting the same precise error message, but perhaps the intent is the same?; anyway, updated views & some FTs, base.html for more dynamic error handling (tho incomplete)

src/apps/dashboard/views.py

@@ -1,18 +1,26 @@
+from django.core.exceptions import ValidationError
 from django.shortcuts import redirect, render
 from .models import Item, List
 
 def home_page(request):
     return render(request, 'apps/dashboard/home.html')
 
+def new_list(request):
+    nulist = List.objects.create()
+    item = Item(text=request.POST['item_text'], list=nulist)
+    try:
+        item.full_clean()
+        item.save()
+    except ValidationError:
+        nulist.delete()
+        error = "You can't have an empty list item"
+        return render(request, "apps/dashboard/home.html", {"error": error})
+    return redirect(f'/apps/dashboard/{nulist.id}/')
+
 def view_list(request, list_id):
     our_list = List.objects.get(id=list_id)
     return render(request, 'apps/dashboard/list.html', {'list': our_list})
 
-def new_list(request):
-    nulist = List.objects.create()
-    Item.objects.create(text=request.POST['item_text'], list=nulist)
-    return redirect(f'/apps/dashboard/{nulist.id}/')
-
 def add_item(request, list_id):
     our_list = List.objects.get(id=list_id)
     Item.objects.create(text=request.POST['item_text'], list=our_list)