Fix null status handling in overview page

- Add try-catch around loadVmStatus calls in Overview.php
- Add null checks in checkStatus method
- Wrap entire overview content in @if(\) / @else block
- Show friendly error state with retry button when status unavailable

extensions/Servers/Proxmox/views/overview.blade.php

@@ -5,6 +5,25 @@
     :status-polling="true"
     :status-polling-interval="'2s'"
 >
+    @if(!$status)
+    {{-- Error state when status cannot be loaded --}}
+    <div class="bg-danger/10 border border-danger/30 rounded-xl p-6 mt-8">
+        <div class="flex items-center gap-3 mb-4">
+            <x-ri-error-warning-fill class="size-6 text-danger" />
+            <h3 class="text-lg font-semibold text-danger">Unable to Load Server Status</h3>
+        </div>
+        <p class="text-base/70 mb-4">We couldn't retrieve the current status from the hypervisor. This may be due to:</p>
+        <ul class="list-disc list-inside text-base/70 mb-4 space-y-1">
+            <li>Temporary connectivity issues with the Proxmox cluster</li>
+            <li>The VM may be in an intermediate state</li>
+            <li>Network timeout while fetching data</li>
+        </ul>
+        <button wire:click="loadVmStatus" class="px-4 py-2 bg-primary text-white rounded-lg hover:bg-primary/80 transition-colors">
+            <x-ri-refresh-line class="size-4 inline mr-2" />
+            Retry
+        </button>
+    </div>
+    @else
     <script>
         function copyToClipboard(text, buttonEl) {
                                     navigator.clipboard.writeText(text).then(() => {
@@ -2392,5 +2411,6 @@
         window.networkTrafficData = null;
     </script>
 @endonce
+@endif
 
 </x-proxmox::layout>