diff --git a/app/Http/Controllers/ZoneController.php b/app/Http/Controllers/ZoneController.php
index 20d5564..17babe0 100644
--- a/app/Http/Controllers/ZoneController.php
+++ b/app/Http/Controllers/ZoneController.php
@@ -112,7 +112,7 @@ class ZoneController extends Controller
 
 		$default = $o->systems->where('pivot.default',TRUE);
 
-		if ($default->first()->addresses->pluck('role')->search(DomainController::NODE_ZC) !== FALSE)
+		if ($default->count() && $default->first()->addresses->pluck('role')->search(DomainController::NODE_ZC) !== FALSE)
 			abort(412);
 
 		if ($default->count() && ($default->first()->id != $request->sid))
diff --git a/resources/views/system/addedit.blade.php b/resources/views/system/addedit.blade.php
index 6fab553..8636543 100644
--- a/resources/views/system/addedit.blade.php
+++ b/resources/views/system/addedit.blade.php
@@ -65,7 +65,7 @@ use App\Http\Controllers\DomainController as DC;
 											@if(($x=$oo->systems->where('pivot.default',TRUE))->count() && ($x->first()->id !== $o->id))
 												<i class="bi bi-dash-square"></i>
 											@else
-												<span id="default" itemid="{{$oo->id}}"><i class="bi bi-{{ $x->count() ? 'check-square' : 'square' }}"></i></span>
+												<span class="default" itemid="{{$oo->id}}"><i class="bi bi-{{ $x->count() ? 'check-square' : 'square' }}"></i></span>
 											@endif
 										</td>
 										<td>{{ $oo->pivot->sespass }}</td>
@@ -288,7 +288,7 @@ use App\Http\Controllers\DomainController as DC;
 @section('page-scripts')
 	<script type="text/javascript">
 		$(document).ready(function() {
-			$('#default').click(function() {
+			$('.default').click(function() {
 				var item = this;
 				icon = $(item).find('i');