diff --git a/web/api.php b/web/api.php
index 34b0085..e9d9f17 100644
--- a/web/api.php
+++ b/web/api.php
@@ -56,6 +56,7 @@ switch($action)
         $settings = loadSettings();
         if($settings['DOMAINS'])
             $o = explode(',',$settings['DOMAINS']);
+        else $o = [];
     break;
     case 'attachment':
         $id = intval($_REQUEST['id']);
diff --git a/web/index.html b/web/index.html
index a16805d..1bbc98b 100644
--- a/web/index.html
+++ b/web/index.html
@@ -25,7 +25,7 @@
           <form class="form-inline my-2 my-lg-0">
             <input class="form-control mr-sm-2" id="email" type="email" placeholder="email address" aria-label="email address">
             <button onClick="accessAccount()" class="btn btn-secondary my-2 my-sm-0"><i class="fas fa-arrow-left"></i><i class="fas fa-envelope"></i> Access account</button> &nbsp;
-            <button onClick="generateAccount()" class="btn btn-secondary my-2 my-sm-0"><i class="fas fa-random"></i> Generate random</button>
+            <button onClick="generateAccount()" id="btn-gen-random" class="btn btn-secondary my-2 my-sm-0"><i class="fas fa-random"></i> Generate random</button>
           </form>
         </div>
       </nav>
diff --git a/web/js/opentrashmail.js b/web/js/opentrashmail.js
index ce3acc2..796c970 100644
--- a/web/js/opentrashmail.js
+++ b/web/js/opentrashmail.js
@@ -12,7 +12,9 @@ $( document ).ready(function() {
         loadAccount(email)
 
     $.get("api.php?a=getdoms",function(data){
-        domains = data;
+        if(data.length>0)
+            domains = data;
+        else $("#btn-gen-random").hide();
     },"json")
 });