u

app/Http/Controllers/api/Issue.php

@@ -214,7 +214,7 @@ class Issue extends BaseController
             ->where('id', '<=', 91)
             ->get();
 
-        $count = Cao::count();
+        $count = \App\Models\Issue::count();
         $data = [
             'total' => $count,
             'list' => $list