diff --git a/front/js/common.js b/front/js/common.js
index 1582683c..b16585cc 100755
--- a/front/js/common.js
+++ b/front/js/common.js
@@ -1312,9 +1312,12 @@ async function isGraphQLServerRunning() {
 // -----------------------------------------------------------------------------
 // Check if the code has been executed before by checking sessionStorage
 function isAppInitialized() {
-  const completedCallsCount_final = getLangCode() == 'en_us' ? 3 : 4;
+
+  completedCalls = parseInt(getCache("completedCallsCount"));
+  shouldBeCompletedCalls = getLangCode() == 'en_us' ? 3 : 4;
+
   return (
-    parseInt(getCache("completedCallsCount")) >= completedCallsCount_final
+    completedCalls >= shouldBeCompletedCalls
   );
 }
 
@@ -1325,6 +1328,8 @@ async function executeOnce() {
 
   if (!isAppInitialized()) {
     try {
+      console.log("HERE");
+      
       await waitForGraphQLServer(); // Wait for the server to start
 
       await cacheDevices();
diff --git a/front/php/templates/language/ar_ar.json b/front/php/templates/language/ar_ar.json
index 256fb3fe..f785a50b 100755
--- a/front/php/templates/language/ar_ar.json
+++ b/front/php/templates/language/ar_ar.json
@@ -711,6 +711,7 @@
     "settings_publishers_icon": "",
     "settings_publishers_info": "",
     "settings_publishers_label": "",
+    "settings_readonly": "",
     "settings_saved": "",
     "settings_system_icon": "",
     "settings_system_label": "",
diff --git a/front/php/templates/language/ca_ca.json b/front/php/templates/language/ca_ca.json
index e10c4e61..4b402364 100755
--- a/front/php/templates/language/ca_ca.json
+++ b/front/php/templates/language/ca_ca.json
@@ -711,6 +711,7 @@
     "settings_publishers_icon": "",
     "settings_publishers_info": "",
     "settings_publishers_label": "",
+    "settings_readonly": "",
     "settings_saved": "",
     "settings_system_icon": "",
     "settings_system_label": "",
diff --git a/front/php/templates/language/cs_cz.json b/front/php/templates/language/cs_cz.json
index 256fb3fe..f785a50b 100755
--- a/front/php/templates/language/cs_cz.json
+++ b/front/php/templates/language/cs_cz.json
@@ -711,6 +711,7 @@
     "settings_publishers_icon": "",
     "settings_publishers_info": "",
     "settings_publishers_label": "",
+    "settings_readonly": "",
     "settings_saved": "",
     "settings_system_icon": "",
     "settings_system_label": "",
diff --git a/front/php/templates/language/de_de.json b/front/php/templates/language/de_de.json
index 12600cb4..5043f183 100755
--- a/front/php/templates/language/de_de.json
+++ b/front/php/templates/language/de_de.json
@@ -792,6 +792,7 @@
     "settings_publishers_icon": "",
     "settings_publishers_info": "Lade mehr Veröffentlicher mit den <a href=\"/settings.php#LOADED_PLUGINS\">geladene Plugins</a>-Einstellungen",
     "settings_publishers_label": "Veröffentlicher",
+    "settings_readonly": "",
     "settings_saved": "<br/>Einstellungen gespeichert. <br/> Wird geladen... <br/><i class=\"ion ion-ios-loop-strong fa-spin fa-2x fa-fw\"></i> <br/>",
     "settings_system_icon": "",
     "settings_system_label": "System",
diff --git a/front/php/templates/language/en_us.json b/front/php/templates/language/en_us.json
index 2e2062b4..9f0aa0cc 100755
--- a/front/php/templates/language/en_us.json
+++ b/front/php/templates/language/en_us.json
@@ -711,6 +711,7 @@
     "settings_publishers_icon": "fa-solid fa-paper-plane",
     "settings_publishers_info": "Load more Publishers with the <a href=\"/settings.php#LOADED_PLUGINS\">LOADED_PLUGINS</a> setting",
     "settings_publishers_label": "Publishers",
+    "settings_readonly": "Can't READ or WRITE <code>app.conf</code>. Try restarting the container and read the <a href=\"https://github.com/jokob-sk/NetAlertX/blob/main/docs/FILE_PERMISSIONS.md\" target=\"_blank\">file permissions documentation</a>",
     "settings_saved": "<br/>Settings saved. <br/> Reloading... <br/><i class=\"ion ion-ios-loop-strong fa-spin fa-2x fa-fw\"></i> <br/>",
     "settings_system_icon": "fa-solid fa-gear",
     "settings_system_label": "System",
diff --git a/front/php/templates/language/es_es.json b/front/php/templates/language/es_es.json
index 992bed24..547d5478 100755
--- a/front/php/templates/language/es_es.json
+++ b/front/php/templates/language/es_es.json
@@ -790,6 +790,7 @@
     "settings_publishers_icon": "fa-solid fa-paper-plane",
     "settings_publishers_info": "Cargue más editor@s con el ajuste <a href=\"/settings.php#LOADED_PLUGINS\">LOADED_PLUGINS</a>",
     "settings_publishers_label": "Editores",
+    "settings_readonly": "",
     "settings_saved": "<br/>Ajustes guardados. <br/><br/> Recargando... <br/><i class=\"ion ion-ios-loop-strong fa-spin fa-2x fa-fw\"></i> <br/>",
     "settings_system_icon": "fa-solid fa-gear",
     "settings_system_label": "Sistema",
diff --git a/front/php/templates/language/fr_fr.json b/front/php/templates/language/fr_fr.json
index 83e649ab..bcea0541 100755
--- a/front/php/templates/language/fr_fr.json
+++ b/front/php/templates/language/fr_fr.json
@@ -711,6 +711,7 @@
     "settings_publishers_icon": "fa-solid fa-paper-plane",
     "settings_publishers_info": "Charger plus de passerelles de publication avec le paramètre <a href=\"/settings.php#LOADED_PLUGINS\">LOADED_PLUGINS</a>",
     "settings_publishers_label": "Passerelles de publication",
+    "settings_readonly": "",
     "settings_saved": "<br/>Paramètres enregistrés. <br/> Rechargement... <br/><i class=\"ion ion-ios-loop-strong fa-spin fa-2x fa-fw\"></i> <br/>",
     "settings_system_icon": "fa-solid fa-gear",
     "settings_system_label": "Système",
diff --git a/front/php/templates/language/it_it.json b/front/php/templates/language/it_it.json
index ab6f3cfb..395fb6bd 100755
--- a/front/php/templates/language/it_it.json
+++ b/front/php/templates/language/it_it.json
@@ -711,6 +711,7 @@
     "settings_publishers_icon": "fa-solid fa-paper-plane",
     "settings_publishers_info": "Carica più editori con l'impostazione <a href=\"/settings.php#LOADED_PLUGINS\">LOADED_PLUGINS</a>",
     "settings_publishers_label": "Editori",
+    "settings_readonly": "",
     "settings_saved": "<br/>Impostazioni salvate. <br/> Aggiornamento in corso... <br/> <i class=\"ion ion-ios-loop-strong fa-spin fa-2x fa-fw\"></i> <br/>",
     "settings_system_icon": "fa-solid fa-gear",
     "settings_system_label": "Sistema",
diff --git a/front/php/templates/language/nb_no.json b/front/php/templates/language/nb_no.json
index d2fe8fd9..16f3f5f0 100755
--- a/front/php/templates/language/nb_no.json
+++ b/front/php/templates/language/nb_no.json
@@ -711,6 +711,7 @@
     "settings_publishers_icon": "fa-solid fa-paper-plane",
     "settings_publishers_info": "",
     "settings_publishers_label": "Utgivere",
+    "settings_readonly": "",
     "settings_saved": "<br/>Innstillinger lagret. <br/> Laster inn på nytt... <br/><i class=\"ion ion-ios-loop-strong fa-spin fa-2x fa-fw\"></i><br/>",
     "settings_system_icon": "fa-solid fa-gear",
     "settings_system_label": "System",
diff --git a/front/php/templates/language/pl_pl.json b/front/php/templates/language/pl_pl.json
index 37ebbb34..61d693d2 100755
--- a/front/php/templates/language/pl_pl.json
+++ b/front/php/templates/language/pl_pl.json
@@ -711,6 +711,7 @@
     "settings_publishers_icon": "fa-solid fa-paper-plane",
     "settings_publishers_info": "",
     "settings_publishers_label": "Wydawcy",
+    "settings_readonly": "",
     "settings_saved": "<br/>Ustawienia zapisane.<br/>Przeładowanie...<br/><i class=\"ion ion-ios-loop-strong fa-spin fa-2x fa-fw\"></i><br/>",
     "settings_system_icon": "fa-solid fa-gear",
     "settings_system_label": "System",
diff --git a/front/php/templates/language/pt_br.json b/front/php/templates/language/pt_br.json
index 7d48b1f3..fc086f05 100755
--- a/front/php/templates/language/pt_br.json
+++ b/front/php/templates/language/pt_br.json
@@ -711,6 +711,7 @@
     "settings_publishers_icon": "",
     "settings_publishers_info": "",
     "settings_publishers_label": "",
+    "settings_readonly": "",
     "settings_saved": "",
     "settings_system_icon": "",
     "settings_system_label": "",
diff --git a/front/php/templates/language/ru_ru.json b/front/php/templates/language/ru_ru.json
index 28dae2b1..d8aa5862 100755
--- a/front/php/templates/language/ru_ru.json
+++ b/front/php/templates/language/ru_ru.json
@@ -711,6 +711,7 @@
     "settings_publishers_icon": "fa-solid fa-paper-plane",
     "settings_publishers_info": "Загрузите больше нотификаторов с помощью настройки <a href=\"/settings.php#LOADED_PLUGINS\">LOADED_PLUGINS</a>",
     "settings_publishers_label": "Уведомления",
+    "settings_readonly": "",
     "settings_saved": "<br/>Настройки сохранены. <br/> Перезагрузка... <br/><i class=\"ion ion-ios-loop-strong fa-spin fa-2x fa-fw\"></i> <br/>",
     "settings_system_icon": "fa-solid fa-gear",
     "settings_system_label": "Система",
diff --git a/front/php/templates/language/tr_tr.json b/front/php/templates/language/tr_tr.json
index cfcbe048..d6d788a1 100755
--- a/front/php/templates/language/tr_tr.json
+++ b/front/php/templates/language/tr_tr.json
@@ -711,6 +711,7 @@
     "settings_publishers_icon": "",
     "settings_publishers_info": "",
     "settings_publishers_label": "",
+    "settings_readonly": "",
     "settings_saved": "",
     "settings_system_icon": "",
     "settings_system_label": "Sistem",
diff --git a/front/php/templates/language/zh_cn.json b/front/php/templates/language/zh_cn.json
index 7e4cd6ee..06c0266f 100755
--- a/front/php/templates/language/zh_cn.json
+++ b/front/php/templates/language/zh_cn.json
@@ -711,6 +711,7 @@
     "settings_publishers_icon": "",
     "settings_publishers_info": "使用 <a href=\"/settings.php#LOADED_PLUGINS\">LOADED_PLUGINS</a> 设置加载更多发布商",
     "settings_publishers_label": "出版商",
+    "settings_readonly": "",
     "settings_saved": "<br/>设置已保存。<br/> 正在加载...<br/><i class=\"ion ion-ios-loop-strong fa-spin fa-2x fa-fw\"></i> <br/>",
     "settings_system_icon": "",
     "settings_system_label": "系统",
diff --git a/front/plugins/vendor_update/script.py b/front/plugins/vendor_update/script.py
index 16c44268..842a4b84 100755
--- a/front/plugins/vendor_update/script.py
+++ b/front/plugins/vendor_update/script.py
@@ -91,6 +91,7 @@ def update_vendors (dbPath, plugin_objects):
                             devVendor 
                             FROM Devices
                             WHERE   devVendor      = '(unknown)' 
+                                    OR devVendor   = '(Unknown)' 
                                     OR devVendor   = ''
                                     OR devVendor   IS NULL
                         """)
diff --git a/front/settings.php b/front/settings.php
index f7ec5800..5b0e2648 100755
--- a/front/settings.php
+++ b/front/settings.php
@@ -176,6 +176,8 @@ $settingsJSON_DB = json_encode($settings, JSON_HEX_TAG | JSON_HEX_AMP | JSON_HEX
   // Get plugin and settings data from API endpoints
   function getData(){
 
+    console.log("in getData");
+
     $.get('api/table_settings.json?nocache=' + Date.now(), function(res) {    
         
         settingsData = res["data"];   
@@ -819,8 +821,6 @@ $settingsJSON_DB = json_encode($settings, JSON_HEX_TAG | JSON_HEX_AMP | JSON_HEX
     }
   }
 
-
-
 </script>
 
 
@@ -829,41 +829,46 @@ $settingsJSON_DB = json_encode($settings, JSON_HEX_TAG | JSON_HEX_AMP | JSON_HEX
 
   function handleLoadingDialog()
   {
+    // Check if app config is read only
+    const canReadAndWriteConfig = <?php echo (is_readable($confPath) && is_writable($confPath)) ? 'true' : 'false'; ?>;
 
-    // check if config file has been updated
-    $.get('api/app_state.json?nocache=' + Date.now(), function(appState) {   
+    if(!canReadAndWriteConfig)
+    {
+      showMessage (getString("settings_readonly"), 10000, "modal_red");
+      console.log(`app.conf seems to be read only (canRWConfig: ${canReadAndWriteConfig}`);
+    } else
+    {
+      // check if config file has been updated
+      $.get('api/app_state.json?nocache=' + Date.now(), function(appState) {   
+        
+        fileModificationTime = <?php echo filemtime($confPath)*1000;?>;  
 
-      fileModificationTime = <?php echo filemtime($confPath)*1000;?>;  
+        // console.log(appState["settingsImported"]*1000)
+        importedMiliseconds = parseInt((appState["settingsImported"]*1000));
+        humanReadable = (new Date(importedMiliseconds)).toLocaleString("en-UK", { timeZone: "<?php echo $timeZone?>" });
 
-      // console.log(appState["settingsImported"]*1000)
-      importedMiliseconds = parseInt((appState["settingsImported"]*1000));
+        // check if displayed settings are outdated
+        if(appState["showSpinner"] || fileModificationTime > importedMiliseconds)
+        {     
+          showSpinner("settings_old")
 
-      humanReadable = (new Date(importedMiliseconds)).toLocaleString("en-UK", { timeZone: "<?php echo $timeZone?>" });
+          setTimeout("handleLoadingDialog()", 1000);
 
-      // console.log(humanReadable.replaceAll('"', ''))
+        } else
+        {       
+          checkInitialization();
+        }
 
-      // check if displayed settings are outdated
-      
-      if(appState["showSpinner"] || fileModificationTime > importedMiliseconds)
-      { 
-  
-        showSpinner("settings_old")
+        document.getElementById('lastImportedTime').innerHTML = humanReadable; 
+      })
 
-        setTimeout("handleLoadingDialog()", 1000);
-
-      } else
-      {       
-        checkInitialization();
-      }
-
-
-      document.getElementById('lastImportedTime').innerHTML = humanReadable; 
-     })
+    }
 
   }
 
 
   function checkInitialization() {
+
     if (isAppInitialized()) {
         // App is initialized, hide spinner and proceed with initialization
         console.log("App initialized, proceeding...");
@@ -880,7 +885,7 @@ $settingsJSON_DB = json_encode($settings, JSON_HEX_TAG | JSON_HEX_AMP | JSON_HEX
         // Check again after a delay
         setTimeout(checkInitialization, 1000);
     }
-}
+  }
   
 
   showSpinner()
diff --git a/server/graphql_server/graphql_schema.py b/server/graphql_server/graphql_schema.py
index 4d49b0ad..5b57936e 100755
--- a/server/graphql_server/graphql_schema.py
+++ b/server/graphql_server/graphql_schema.py
@@ -149,7 +149,7 @@ class Query(ObjectType):
             if options.search:
                 # Define static list of searchable fields
                 searchable_fields = [
-                    "devName", "devMac", "devOwner", "devType", "devVendor", 
+                    "devName", "devMac", "devOwner", "devType", "devVendor", "devLastIP"
                     "devGroup", "devComments", "devLocation", "devStatus",
                     "devSSID", "devSite", "devSourcePlugin", "devSyncHubNode"
                 ]