diff --git a/Rocksolid_Light/rocksolid/article-flat.php b/Rocksolid_Light/rocksolid/article-flat.php
index 407f573..d655278 100644
--- a/Rocksolid_Light/rocksolid/article-flat.php
+++ b/Rocksolid_Light/rocksolid/article-flat.php
@@ -13,9 +13,9 @@
   $accessfile=$logdir.'/access.log';
   throttle_hits();
   if(isset($_COOKIE['mail_name'])) {
-    $user = strtolower($_COOKIE['mail_name']);
-    $userfile=$spooldir.'/'.$user.'-articleviews.dat';
-    $userdata = unserialize(file_get_contents($userfile));
+    if($userdata = get_user_mail_auth_data($_COOKIE['mail_name'])) {
+      $userfile=$spooldir.'/'.strtolower($_COOKIE['mail_name']).'-articleviews.dat';
+    }
   }
   // register parameters
   $id=$_REQUEST["id"];
diff --git a/Rocksolid_Light/rocksolid/newsportal.php b/Rocksolid_Light/rocksolid/newsportal.php
index e3a20ee..3674ca8 100644
--- a/Rocksolid_Light/rocksolid/newsportal.php
+++ b/Rocksolid_Light/rocksolid/newsportal.php
@@ -572,13 +572,9 @@ function groups_show($gruppen) {
   $subs =  array();
   $nonsubs = array();
   $user = null;
-  $pkey_config = get_user_config(strtolower($_COOKIE['mail_name']), "pkey");
-  $pkey_cookie = $_COOKIE['pkey'];
   if(isset($_COOKIE['mail_name'])) {
-    if($pkey_config == $pkey_cookie) {
-      $user = strtolower($_COOKIE['mail_name']);
-      $userfile=$spooldir.'/'.$user.'-articleviews.dat';
-      $userdata = unserialize(file_get_contents($userfile));
+    if($userdata = get_user_mail_auth_data($_COOKIE['mail_name'])) {
+      $userfile=$spooldir.'/'.strtolower($_COOKIE['mail_name']).'-articleviews.dat';
     }
   }
   for($i = 0 ; $i < $c ; $i++) {
@@ -1586,6 +1582,19 @@ $logfile=$logdir.'/newsportal.log';
   }
 }
 
+function get_user_mail_auth_data($user) {
+  global $spooldir;
+  $user = strtolower($user);
+  $pkey_config = get_user_config($user, "pkey");
+  $pkey_cookie = $_COOKIE['pkey'];
+  if($pkey_config == $pkey_cookie) {
+    $userfile=$spooldir.'/'.$user.'-articleviews.dat';
+    $userdata = unserialize(file_get_contents($userfile));
+    return $userdata;
+  }
+  return false;
+}
+
 function get_data_from_msgid($msgid) {
       global $spooldir;
       $database = $spooldir.'/articles-overview.db3';
diff --git a/Rocksolid_Light/rocksolid/overboard.php b/Rocksolid_Light/rocksolid/overboard.php
index f1d7e78..ef4d4b4 100755
--- a/Rocksolid_Light/rocksolid/overboard.php
+++ b/Rocksolid_Light/rocksolid/overboard.php
@@ -29,10 +29,11 @@
 
   throttle_hits();
   if(isset($_COOKIE['mail_name'])) {
-    $user = strtolower($_COOKIE['mail_name']);
-    $userfile=$spooldir.'/'.$user.'-articleviews.dat';
-    $userdata = unserialize(file_get_contents($userfile));
+    if($userdata = get_user_mail_auth_data($_COOKIE['mail_name'])) {
+      $userfile=$spooldir.'/'.strtolower($_COOKIE['mail_name']).'-articleviews.dat';
+    }
   }
+  
 if(isset($frames_on) && $frames_on === true) {
 ?>
 <script>
diff --git a/Rocksolid_Light/rocksolid/thread.php b/Rocksolid_Light/rocksolid/thread.php
index d573e6e..633f412 100644
--- a/Rocksolid_Light/rocksolid/thread.php
+++ b/Rocksolid_Light/rocksolid/thread.php
@@ -26,11 +26,12 @@ if(isset($_REQUEST["last"]))
     die();
   }
 
-if(isset($_COOKIE['mail_name'])) {
-  $user = strtolower($_COOKIE['mail_name']);
-  $userfile=$spooldir.'/'.$user.'-articleviews.dat';
-  $userdata = unserialize(file_get_contents($userfile));
-}
+  if(isset($_COOKIE['mail_name'])) {
+    if($userdata = get_user_mail_auth_data($_COOKIE['mail_name'])) {
+      $userfile=$spooldir.'/'.strtolower($_COOKIE['mail_name']).'-articleviews.dat';
+    }
+  }
+  
 $thread_show["latest"]=true;
 $title.= ' - '.$group;
 include "head.inc";