diff --git a/datenschutz.php b/datenschutz.php
index 07beeeb..9c7c74b 100644
--- a/datenschutz.php
+++ b/datenschutz.php
@@ -1,5 +1,8 @@
+<?php 
+    session_start();
+    require ("config.php") 
+?>
 <!DOCTYPE html>
-<?php require ("config.php") ?>
 <html lang="de">
 <head>
     <meta charset="UTF-8">
diff --git a/impressum.php b/impressum.php
index b318ea7..ddf37d2 100644
--- a/impressum.php
+++ b/impressum.php
@@ -1,6 +1,9 @@
+<?php 
+    session_start(); 
+    require_once("config.php"); 
+?>
 <!DOCTYPE html>
 <html lang="de">
-<?php require_once("config.php") ?>
 <head>
     <meta charset="UTF-8">
     <meta name="viewport" content="width=device-width, initial-scale=1.0">
diff --git a/liste.php b/liste.php
index f4b5dcc..a4e63b2 100644
--- a/liste.php
+++ b/liste.php
@@ -8,17 +8,18 @@
  * Datum: 18.05.2021
  ******************************** */
 
-    
     session_start();
     if (isset($_GET['d'])) {
         $strDistrict=$_GET['d'];
-        $_SESSION['district'] = $_GET['d'];
-    } else if (isset($_SESSION['district'])) {
+        $_SESSION['district'] = $strDistrict;
+    } else if (isset($_SESSION['district'])) 
+    {
         $strDistrict=$_SESSION['district'];
     }
     else {
         header("Location: start.php");
     }
+    echo $strDistrict;
     require("config.php");
 ?>
 <!DOCTYPE html>
@@ -69,7 +70,7 @@
                     <a class="nav-link" href="index.php?ref=1">Karte</a>
                 </li>
                 <li class="nav-item active">
-                    <a class="nav-link" href="liste.php">Liste <span class="s"r-only">(current)</span></a>
+                    <a class="nav-link" href="liste.php">Liste <span class="sr-only">(current)</span></a>
                 </li>
                 <!-- District -->      
             <form method="GET" action="index.php">       
diff --git a/start.php b/start.php
index e75ab90..8ace3cc 100644
--- a/start.php
+++ b/start.php
@@ -1,7 +1,7 @@
 <?php
-  
+  session_start();
   require("config.php");
- 
+
   $directory = $_SERVER['REQUEST_URI'];
 ?>
 <!DOCTYPE html>
