diff --git a/netbox/ipam/models/vlans.py b/netbox/ipam/models/vlans.py
index 44d81ecef..43e190e5c 100644
--- a/netbox/ipam/models/vlans.py
+++ b/netbox/ipam/models/vlans.py
@@ -98,7 +98,13 @@ class VLANGroup(OrganizationalModel):
 
         # Validate vlan ranges
         if check_ranges_overlap(self.vlan_id_ranges):
-            raise ValidationError(_("Ranges cannot overlap."))
+            raise ValidationError({'vlan_id_ranges': _("Ranges cannot overlap.")})
+
+        for ranges in self.vlan_id_ranges:
+            if ranges.lower >= ranges.upper:
+                raise ValidationError({
+                    'vlan_id_ranges': _("Maximum child VID must be greater than or equal to minimum child VID Invalid range ({value})").format(value=ranges)
+                })
 
     def save(self, *args, **kwargs):
         self._total_vlan_ids = 0
diff --git a/netbox/utilities/data.py b/netbox/utilities/data.py
index a10a01230..d6d889694 100644
--- a/netbox/utilities/data.py
+++ b/netbox/utilities/data.py
@@ -140,6 +140,9 @@ def ranges_to_string(ranges):
     For example:
         [1-100, 200-300] => "1-100, 200-300"
     """
+    if not ranges:
+        return ""
+
     return ', '.join([f"{val.lower}-{val.upper}" for val in ranges])