diff --git a/create_ticket_api.php b/create_ticket_api.php
index 2e7bc87..c8c009b 100644
--- a/create_ticket_api.php
+++ b/create_ticket_api.php
@@ -84,22 +84,32 @@ $data = json_decode($rawInput, true);
 
 // Generate hash from stable components
 function generateTicketHash($data) {
-    // Extract device name if present (matches /dev/sdX pattern)
-    preg_match('/\/dev\/sd[a-z]/', $data['title'], $deviceMatches);
+    // Extract device name if present (matches /dev/sdX, /dev/nvmeXnY patterns)
+    preg_match('/\/dev\/(sd[a-z]|nvme\d+n\d+)/', $data['title'], $deviceMatches);
     $isDriveTicket = !empty($deviceMatches);
-    
+
     // Extract hostname from title [hostname][tags]...
     preg_match('/\[([\w\d-]+)\]/', $data['title'], $hostMatches);
     $hostname = $hostMatches[1] ?? '';
 
-    // Extract SMART attribute types without their values
-    preg_match_all('/Warning ([^:]+)/', $data['title'], $smartMatches);
-    $smartAttributes = $smartMatches[1] ?? [];
+    // Detect issue category (not specific attribute values)
+    $issueCategory = '';
+    if (stripos($data['title'], 'SMART issues') !== false) {
+        $issueCategory = 'smart';
+    } elseif (stripos($data['title'], 'LXC') !== false || stripos($data['title'], 'storage usage') !== false) {
+        $issueCategory = 'storage';
+    } elseif (stripos($data['title'], 'memory') !== false) {
+        $issueCategory = 'memory';
+    } elseif (stripos($data['title'], 'cpu') !== false) {
+        $issueCategory = 'cpu';
+    } elseif (stripos($data['title'], 'network') !== false) {
+        $issueCategory = 'network';
+    }
 
     // Build stable components with only static data
     $stableComponents = [
         'hostname' => $hostname,
-        'smart_attributes' => $smartAttributes,
+        'issue_category' => $issueCategory,  // Generic category, not specific errors
         'environment_tags' => array_filter(
             explode('][', $data['title']),
             fn($tag) => in_array($tag, ['production', 'development', 'staging', 'single-node'])
@@ -112,9 +122,8 @@ function generateTicketHash($data) {
     }
 
     // Sort arrays for consistent hashing
-    sort($stableComponents['smart_attributes']);
     sort($stableComponents['environment_tags']);
-    
+
     return hash('sha256', json_encode($stableComponents, JSON_UNESCAPED_SLASHES));
 }