diff --git a/Classes/Services/Cache/FileSystemCacheService.php b/Classes/Services/Cache/FileSystemCacheService.php
index 53ead10..6f129c4 100644
--- a/Classes/Services/Cache/FileSystemCacheService.php
+++ b/Classes/Services/Cache/FileSystemCacheService.php
@@ -31,6 +31,13 @@ class FileSystemCacheService
     /* @var Filesystem */
     private $Filesystem;
 
+    /* @var array */
+    private static $CacheArray = [
+        'created' => 0,
+        'ttl' => 0,
+        'datas' => null,
+    ];
+
     /**
      * FileSystemCacheService constructor.
      *
@@ -51,6 +58,8 @@ public function __construct(string $cachePath, string $cacheChmod, int $cacheDef
             if (!is_writable($this->PathToCache)) {
                 throw new AccessDeniedException($this->PathToCache);
             }
+        } elseif (!is_writable($this->PathToCache)) {
+            throw new AccessDeniedException($this->PathToCache);
         }
     }
 
@@ -87,12 +96,10 @@ public function set(string $key, $datas, int $ttl = -1): void
         if (-1 === $ttl) {
             $ttl = $this->DefaultTTL;
         }
-
-        $cache = array(
-            'created' => time(),
-            'ttl' => $ttl,
-            'datas' => $datas,
-        );
+        $cache = self::$CacheArray;
+        $cache['created'] = time();
+        $cache['ttl'] = $ttl;
+        $cache['datas'] = $datas;
 
         $cache = $this->convertToCache($cache);
         $this->writeCacheFile($this->getCacheFilePath($key), $cache);
@@ -164,6 +171,11 @@ private function convertToCache(array $content): string
      */
     private function getDatasFromCache(string $content): array
     {
-        return json_decode($content, true);
+        $cache = json_decode($content, true);
+        if (!is_array($cache)) {
+            $cache = self::$CacheArray;
+        }
+
+        return $cache;
     }
 }
diff --git a/Classes/Services/Tools/CSVManager.php b/Classes/Services/Tools/CSVManager.php
index 5a8182c..7c12917 100644
--- a/Classes/Services/Tools/CSVManager.php
+++ b/Classes/Services/Tools/CSVManager.php
@@ -47,6 +47,9 @@ public function getCSV(string $filePath, string $delim = ';'): array
             while (false !== ($line = fgetcsv($fileHandler, 4096, $delim))) {
                 $count = count($line);
                 for ($j = 0; $j < $count; ++$j) {
+                    if (!mb_detect_encoding($line[$j], 'UTF-8')) {
+                        $line[$j] = utf8_encode($line[$j]);
+                    }
                     $return[$i][$j] = $line[$j];
                 }
                 ++$i;
diff --git a/Classes/Services/Tools/StringManager.php b/Classes/Services/Tools/StringManager.php
index cbefdd5..eb203cb 100644
--- a/Classes/Services/Tools/StringManager.php
+++ b/Classes/Services/Tools/StringManager.php
@@ -84,8 +84,8 @@ public function washString(string $string): string
     public function removeAccents($string)
     {
         $string = str_replace(
-            array('À', 'Á', 'Â', 'Ã', 'Ä', 'Å', 'à', 'á', 'â', 'ã', 'ä', 'å', 'Ò', 'Ó', 'Ô', 'Õ', 'Ö', 'Ø', 'ò', 'ó', 'ô', 'õ', 'ö', 'ø', 'È', 'É', 'Ê', 'Ë', 'è', 'é', 'ê', 'ë', 'Ç', 'ç', 'Ì', 'Í', 'Î', 'Ï', 'ì', 'í', 'î', 'ï', 'Ù', 'Ú', 'Û', 'Ü', 'ù', 'ú', 'û', 'ü', 'ÿ', 'Ñ', 'ñ'),
-            array('A', 'A', 'A', 'A', 'A', 'A', 'a', 'a', 'a', 'a', 'a', 'a', 'O', 'O', 'O', 'O', 'O', 'O', 'o', 'o', 'o', 'o', 'o', 'o', 'E', 'E', 'E', 'E', 'e', 'e', 'e', 'e', 'C', 'c', 'I', 'I', 'I', 'I', 'i', 'i', 'i', 'i', 'U', 'U', 'U', 'U', 'u', 'u', 'u', 'u', 'y', 'N', 'n'),
+            ['À', 'Á', 'Â', 'Ã', 'Ä', 'Å', 'à', 'á', 'â', 'ã', 'ä', 'å', 'Ò', 'Ó', 'Ô', 'Õ', 'Ö', 'Ø', 'ò', 'ó', 'ô', 'õ', 'ö', 'ø', 'È', 'É', 'Ê', 'Ë', 'è', 'é', 'ê', 'ë', 'Ç', 'ç', 'Ì', 'Í', 'Î', 'Ï', 'ì', 'í', 'î', 'ï', 'Ù', 'Ú', 'Û', 'Ü', 'ù', 'ú', 'û', 'ü', 'ÿ', 'Ñ', 'ñ'],
+            ['A', 'A', 'A', 'A', 'A', 'A', 'a', 'a', 'a', 'a', 'a', 'a', 'O', 'O', 'O', 'O', 'O', 'O', 'o', 'o', 'o', 'o', 'o', 'o', 'E', 'E', 'E', 'E', 'e', 'e', 'e', 'e', 'C', 'c', 'I', 'I', 'I', 'I', 'i', 'i', 'i', 'i', 'U', 'U', 'U', 'U', 'u', 'u', 'u', 'u', 'y', 'N', 'n'],
             $string
         );
 
@@ -117,8 +117,6 @@ public function removeCharsKeepInts($string)
 
     /**
      * @param string $string
-     * @param bool   $keepTags
-     * @param array  $allowedTags
      *
      * @return string
      */
@@ -203,15 +201,15 @@ public function niceSubStr(string $string, int $length = 200): string
     public function stringToLabel(string $string): string
     {
         $string = self::washString($string);
-        $toReplace = [',', ';', '.', ':', '°', '-', '_', "'", '"', '&', ' ', '/', '\\', '@', '$', '%', '£', '¤', 'µ', '*', '!', '§'];
-        $string = str_replace($toReplace, ' ', $string);
         $string = self::removeAccents($string);
         $stringArray = explode(' ', $string);
+
         foreach ($stringArray as $key => $value) {
             $stringArray[$key] = ucfirst(strtolower($value));
         }
 
         $string = implode(' ', $stringArray);
+        $string = self::cleanString($string);
         $string = str_replace(' ', '', $string);
 
         return (string) $string;