Remove vlan_group from nullable fields in InterfaceBulkEditForm

netbox/dcim/forms/bulk_edit.py

@@ -1259,8 +1259,8 @@ class InterfaceBulkEditForm(
     )
     nullable_fields = (
         'module', 'label', 'parent', 'bridge', 'lag', 'speed', 'duplex', 'mac_address', 'wwn', 'vdcs', 'mtu', 'description',
-        'poe_mode', 'poe_type', 'mode', 'rf_channel', 'rf_channel_frequency', 'rf_channel_width', 'tx_power',
-        'vlan_group', 'untagged_vlan', 'tagged_vlans', 'vrf', 'wireless_lans'
+        'poe_mode', 'poe_type', 'mode', 'rf_channel', 'rf_channel_frequency', 'rf_channel_width', 'tx_power', 'untagged_vlan',
+        'tagged_vlans', 'vrf', 'wireless_lans'
     )
 
     def __init__(self, *args, **kwargs):