diff --git a/app/Models/Server.php b/app/Models/Server.php
index 56aa58e87..60d0da3ed 100644
--- a/app/Models/Server.php
+++ b/app/Models/Server.php
@@ -925,7 +925,7 @@ $schema://$host {
 
     public function isFunctional()
     {
-        $isFunctional = $this->settings->is_reachable && $this->settings->is_usable && $this->settings->force_disabled === false && $this->ip !== '1.2.3.4';
+        $isFunctional = data_get($this->settings, 'is_reachable') && data_get($this->settings, 'is_usable') && data_get($this->settings, 'force_disabled') === false && $this->ip !== '1.2.3.4';
 
         if ($isFunctional === false) {
             Storage::disk('ssh-mux')->delete($this->muxFilename());