diff --git a/app/Exceptions/LockFailException.php b/app/Exceptions/LockFailException.php
new file mode 100644
index 00000000..86b72820
--- /dev/null
+++ b/app/Exceptions/LockFailException.php
@@ -0,0 +1,20 @@
+<?php
+
+namespace App\Exceptions;
+
+class LockFailException extends NexusException
+{
+    public function __construct(protected string $lockName, protected string $lockOwner)
+    {
+        parent::__construct();
+    }
+
+    public function getLockName(): string
+    {
+        return $this->lockName;
+    }
+    public function getLockOwner(): string
+    {
+        return $this->lockOwner;
+    }
+}
diff --git a/include/constants.php b/include/constants.php
index 7a29c5e8..124f384f 100644
--- a/include/constants.php
+++ b/include/constants.php
@@ -1,6 +1,6 @@
 <?php
 defined('VERSION_NUMBER') || define('VERSION_NUMBER', '1.9.7');
-defined('RELEASE_DATE') || define('RELEASE_DATE', '2025-09-20');
+defined('RELEASE_DATE') || define('RELEASE_DATE', '2025-09-21');
 defined('IN_TRACKER') || define('IN_TRACKER', false);
 defined('PROJECTNAME') || define("PROJECTNAME","NexusPHP");
 defined('NEXUSPHPURL') || define("NEXUSPHPURL","https://nexusphp.org");
diff --git a/nexus/Database/NexusLock.php b/nexus/Database/NexusLock.php
index 4f88b717..93fa2755 100644
--- a/nexus/Database/NexusLock.php
+++ b/nexus/Database/NexusLock.php
@@ -2,6 +2,7 @@
 
 namespace Nexus\Database;
 
+use App\Exceptions\LockFailException;
 use Illuminate\Cache\LuaScripts;
 use Illuminate\Cache\RedisLock;
 
@@ -47,4 +48,17 @@ class NexusLock extends RedisLock
         return (bool) $this->redis->eval(LuaScripts::releaseLock(), [$this->name, $this->owner], 1);
     }
 
+    /**
+     * @throws LockFailException
+     */
+    public static function lockOrFail($name, $seconds, $owner = null): NexusLock
+    {
+        $lock = new self($name, $seconds, $owner);
+        if (!$lock->acquire()) {
+            do_log("$name failed to acquire lock", 'error');
+            throw new LockFailException($name, $lock->owner());
+        }
+        return $lock;
+    }
+
 }
diff --git a/public/complains.php b/public/complains.php
index db72dd26..8f8c8b1f 100644
--- a/public/complains.php
+++ b/public/complains.php
@@ -19,10 +19,12 @@ if($_SERVER['REQUEST_METHOD'] === 'POST'){
         case 'new':
             cur_user_check();
             check_code ($_POST['imagehash'], $_POST['imagestring'],'complains.php');
+            \Nexus\Database\NexusLock::lockOrFail("complains:lock:" . getip(), 10);
             $email = filter_input(INPUT_POST, 'email', FILTER_VALIDATE_EMAIL);
+            \Nexus\Database\NexusLock::lockOrFail("complains:lock:" . $email, 600);
             $body = filter_input(INPUT_POST, 'body', FILTER_SANITIZE_FULL_SPECIAL_CHARS);
             if(empty($email) || empty($body)) stderr($lang_functions['std_error'], $lang_complains['text_new_failure']);
-            $user = \App\Models\User::query()->where('email', $email)->first();
+            $user = \App\Models\User::query()->where('email', $email)->where('enabled', 'no')->first();
             if (!$user) {
                 stderr($lang_functions['std_error'], $lang_complains['text_new_failure']);
             }
diff --git a/public/confirm_resend.php b/public/confirm_resend.php
index c658a43f..ce9b6115 100644
--- a/public/confirm_resend.php
+++ b/public/confirm_resend.php
@@ -1,5 +1,6 @@
 <?php
 require "../include/bittorrent.php";
+\Nexus\Database\NexusLock::lockOrFail("confirm_resend:lock:" . getip(), 10);
 dbconn();
 failedloginscheck ("Re-send",true);