diff --git a/Account/Account.php b/Account/Account.php
index 28f61d8b0..402288b5a 100644
--- a/Account/Account.php
+++ b/Account/Account.php
@@ -209,7 +209,7 @@ class Account implements \JsonSerializable, ArrayableInterface
     /**
      * User has group.
      *
-     * @param int $group Group id
+     * @param int $id Group id
      *
      * @return void
      *
diff --git a/Application/StatusAbstract.php b/Application/StatusAbstract.php
index d318b9255..6a1b08033 100644
--- a/Application/StatusAbstract.php
+++ b/Application/StatusAbstract.php
@@ -104,11 +104,11 @@ abstract class StatusAbstract
         }
 
         if (!\is_file($destRoutePath)) {
-            throw new PathException($destRoutePath);
+            throw new PathException($destRoutePath); // @codeCoverageIgnore
         }
 
         if (!\is_writable($destRoutePath)) {
-            throw new PermissionException($destRoutePath);
+            throw new PermissionException($destRoutePath); // @codeCoverageIgnore
         }
 
         /** @noinspection PhpIncludeInspection */
diff --git a/DataStorage/Cache/Connection/MemCached.php b/DataStorage/Cache/Connection/MemCached.php
index eb59a78bd..b481d49e2 100644
--- a/DataStorage/Cache/Connection/MemCached.php
+++ b/DataStorage/Cache/Connection/MemCached.php
@@ -28,6 +28,14 @@ use phpOMS\DataStorage\Cache\Exception\InvalidConnectionConfigException;
  */
 final class MemCached extends ConnectionAbstract
 {
+    /**
+     * Delimiter for cache meta data
+     *
+     * @var string
+     * @since 1.0.0
+     */
+    private const DELIM = '$';
+
     /**
      * {@inheritdoc}
      */
@@ -90,7 +98,7 @@ final class MemCached extends ConnectionAbstract
             throw new \InvalidArgumentException();
         }
 
-        $this->con->set($key, $value, \max($expire, 0));
+        $this->con->set((string) $key, $value, \max($expire, 0));
     }
 
     /**
@@ -106,7 +114,7 @@ final class MemCached extends ConnectionAbstract
             throw new \InvalidArgumentException();
         }
 
-        return $this->con->add($key, $value, \max($expire, 0));
+        return $this->con->add((string) $key, $value, \max($expire, 0));
     }
 
     /**
@@ -118,7 +126,7 @@ final class MemCached extends ConnectionAbstract
             return null;
         }
 
-        $result = $this->con->get($key);
+        $result = $this->con->get((string) $key);
 
         if ($this->con->getResultCode() !== \Memcached::RES_SUCCESS) {
             return null;
@@ -136,7 +144,7 @@ final class MemCached extends ConnectionAbstract
             return false;
         }
 
-        return $this->con->delete($key);
+        return $this->con->delete((string) $key);
     }
 
     /**
@@ -148,7 +156,7 @@ final class MemCached extends ConnectionAbstract
             return false;
         }
 
-        return $this->con->get($key) !== false;
+        return $this->con->get((string) $key) !== false;
     }
 
     /**
@@ -156,7 +164,7 @@ final class MemCached extends ConnectionAbstract
      */
     public function increment(int | string $key, int $value = 1) : bool
     {
-        $this->con->increment($key, $value);
+        $this->con->increment((string) $key, $value);
 
         return true;
     }
@@ -166,7 +174,7 @@ final class MemCached extends ConnectionAbstract
      */
     public function decrement(int | string $key, int $value = 1) : bool
     {
-        $this->con->decrement($key, $value);
+        $this->con->decrement((string) $key, $value);
 
         return true;
     }
@@ -176,9 +184,9 @@ final class MemCached extends ConnectionAbstract
      */
     public function rename(int | string $old, int | string $new, int $expire = -1) : void
     {
-        $value = $this->get($old);
-        $this->set($new, $value, $expire);
-        $this->delete($old);
+        $value = $this->get((string) $old);
+        $this->set((string) $new, $value, $expire);
+        $this->delete((string) $old);
     }
 
     /**
@@ -209,6 +217,61 @@ final class MemCached extends ConnectionAbstract
         return $values;
     }
 
+    /**
+     * Parse cached value
+     *
+     * @param int    $type      Cached value type
+     * @param string $raw       Cached value
+     * @param int    $expireEnd Value end position
+     *
+     * @return mixed
+     *
+     * @since 1.0.0
+     */
+    private function reverseValue(int $type, string $raw, int $expireEnd) : mixed
+    {
+        switch ($type) {
+            case CacheValueType::_INT:
+                return (int) \substr($raw, $expireEnd + 1);
+            case CacheValueType::_FLOAT:
+                return (float) \substr($raw, $expireEnd + 1);
+            case CacheValueType::_BOOL:
+                return (bool) \substr($raw, $expireEnd + 1);
+            case CacheValueType::_STRING:
+                return \substr($raw, $expireEnd + 1);
+            case CacheValueType::_ARRAY:
+                $array = \substr($raw, $expireEnd + 1);
+                return \json_decode($array === false ? '[]' : $array, true);
+            case CacheValueType::_NULL:
+                return null;
+            case CacheValueType::_JSONSERIALIZABLE:
+                $namespaceStart = (int) \strpos($raw, self::DELIM, $expireEnd);
+                $namespaceEnd   = (int) \strpos($raw, self::DELIM, $namespaceStart + 1);
+                $namespace      = \substr($raw, $namespaceStart + 1, $namespaceEnd - $namespaceStart - 1);
+
+                if ($namespace === false) {
+                    return null; // @codeCoverageIgnore
+                }
+
+                return new $namespace();
+            case CacheValueType::_SERIALIZABLE:
+                $namespaceStart = (int) \strpos($raw, self::DELIM, $expireEnd);
+                $namespaceEnd   = (int) \strpos($raw, self::DELIM, $namespaceStart + 1);
+                $namespace      = \substr($raw, $namespaceStart + 1, $namespaceEnd - $namespaceStart - 1);
+
+                if ($namespace === false) {
+                    return null; // @codeCoverageIgnore
+                }
+
+                $obj = new $namespace();
+                $obj->unserialize(\substr($raw, $namespaceEnd + 1));
+
+                return $obj;
+            default:
+                return null;
+        }
+    }
+
     /**
      * {@inheritdoc}
      */
@@ -234,7 +297,7 @@ final class MemCached extends ConnectionAbstract
     public function updateExpire(int | string $key, int $expire = -1) : bool
     {
         if ($expire > 0) {
-            $this->con->touch($key, $expire);
+            $this->con->touch((string) $key, $expire);
         }
 
         return true;
@@ -271,7 +334,7 @@ final class MemCached extends ConnectionAbstract
             return false;
         }
 
-        return $this->con->replace($key, $value, \max($expire, 0));
+        return $this->con->replace((string) $key, $value, \max($expire, 0));
     }
 
     /**
diff --git a/DataStorage/Cache/Connection/RedisCache.php b/DataStorage/Cache/Connection/RedisCache.php
index 2cf37630a..4576820b0 100644
--- a/DataStorage/Cache/Connection/RedisCache.php
+++ b/DataStorage/Cache/Connection/RedisCache.php
@@ -111,12 +111,12 @@ final class RedisCache extends ConnectionAbstract
         }
 
         if ($expire > 0) {
-            $this->con->setEx($key, $expire, $this->build($value));
+            $this->con->setEx((string) $key, $expire, $this->build($value));
 
             return;
         }
 
-        $this->con->set($key, $this->build($value));
+        $this->con->set((string) $key, $this->build($value));
     }
 
     /**
@@ -129,10 +129,10 @@ final class RedisCache extends ConnectionAbstract
         }
 
         if ($expire > 0) {
-            return $this->con->setNx($key, $this->build($value), $expire);
+            return $this->con->setNx((string) $key, $this->build($value), $expire);
         }
 
-        return $this->con->setNx($key, $this->build($value));
+        return $this->con->setNx((string) $key, $this->build($value));
     }
 
     /**
@@ -140,11 +140,11 @@ final class RedisCache extends ConnectionAbstract
      */
     public function get(int | string $key, int $expire = -1) : mixed
     {
-        if ($this->status !== CacheStatus::OK || $this->con->exists($key) < 1) {
+        if ($this->status !== CacheStatus::OK || $this->con->exists((string) $key) < 1) {
             return null;
         }
 
-        $result = $this->con->get($key);
+        $result = $this->con->get((string) $key);
 
         if (\is_string($result)) {
             $type   = (int) $result[0];
@@ -164,7 +164,7 @@ final class RedisCache extends ConnectionAbstract
             return false;
         }
 
-        return $this->con->del($key) > 0;
+        return $this->con->del((string) $key) > 0;
     }
 
     /**
@@ -176,7 +176,7 @@ final class RedisCache extends ConnectionAbstract
             return false;
         }
 
-        return $this->con->exists($key);
+        return $this->con->exists((string) $key) > 0;
     }
 
     /**
@@ -184,7 +184,7 @@ final class RedisCache extends ConnectionAbstract
      */
     public function increment(int | string $key, int $value = 1) : bool
     {
-        $this->con->incrBy($key, $value);
+        $this->con->incrBy((string) $key, $value);
 
         return true;
     }
@@ -194,7 +194,7 @@ final class RedisCache extends ConnectionAbstract
      */
     public function decrement(int | string $key, int $value = 1) : bool
     {
-        $this->con->decrBy($key, $value);
+        $this->con->decrBy((string) $key, $value);
 
         return true;
     }
@@ -204,10 +204,10 @@ final class RedisCache extends ConnectionAbstract
      */
     public function rename(int | string $old, int | string $new, int $expire = -1) : void
     {
-        $this->con->rename($old, $new);
+        $this->con->rename((string) $old, (string) $new);
 
         if ($expire > 0) {
-            $this->con->expire($new, $expire);
+            $this->con->expire((string) $new, $expire);
         }
     }
 
@@ -225,7 +225,7 @@ final class RedisCache extends ConnectionAbstract
 
         foreach ($keys as $key) {
             if (\preg_match('/' . $pattern . '/', $key) === 1) {
-                $result = $this->con->get($key);
+                $result = $this->con->get((string) $key);
                 if (\is_string($result)) {
                     $type   = (int) $result[0];
                     $start  = (int) \strpos($result, self::DELIM);
@@ -264,7 +264,7 @@ final class RedisCache extends ConnectionAbstract
     public function updateExpire(int | string $key, int $expire = -1) : bool
     {
         if ($expire > 0) {
-            $this->con->expire($key, $expire);
+            $this->con->expire((string) $key, $expire);
         }
 
         return true;
@@ -301,8 +301,8 @@ final class RedisCache extends ConnectionAbstract
             return false;
         }
 
-        if ($this->con->exists($key) > 0) {
-            $this->set($key, $value, $expire);
+        if ($this->con->exists((string) $key) > 0) {
+            $this->set((string) $key, $value, $expire);
 
             return true;
         }
diff --git a/Module/ModuleAbstract.php b/Module/ModuleAbstract.php
index 9f23b88c6..37000a88a 100644
--- a/Module/ModuleAbstract.php
+++ b/Module/ModuleAbstract.php
@@ -121,7 +121,7 @@ abstract class ModuleAbstract
     public static function getLocalization(string $language, string $destination) : array
     {
         $lang = [];
-        if (\is_file($oldPath = static::PATH . '/Theme/' . $destination . '/Lang/' . $language . '.lang.php')) {
+        if (\is_file($oldPath = \rtrim(static::PATH, '/') . '/Theme/' . $destination . '/Lang/' . $language . '.lang.php')) {
             /** @noinspection PhpIncludeInspection */
             return include $oldPath;
         }
diff --git a/Module/StatusAbstract.php b/Module/StatusAbstract.php
index cc009161b..a5d5d40a2 100644
--- a/Module/StatusAbstract.php
+++ b/Module/StatusAbstract.php
@@ -114,11 +114,11 @@ abstract class StatusAbstract
         }
 
         if (!\is_file($destRoutePath)) {
-            throw new PathException($destRoutePath);
+            throw new PathException($destRoutePath); // @codeCoverageIgnore
         }
 
         if (!\is_writable($destRoutePath)) {
-            throw new PermissionException($destRoutePath);
+            throw new PermissionException($destRoutePath); // @codeCoverageIgnore
         }
 
         /** @noinspection PhpIncludeInspection */
@@ -246,11 +246,11 @@ abstract class StatusAbstract
         }
 
         if (!\is_file($destRoutePath)) {
-            throw new PathException($destRoutePath);
+            throw new PathException($destRoutePath); // @codeCoverageIgnore
         }
 
         if (!\is_writable($destRoutePath)) {
-            throw new PermissionException($destRoutePath);
+            throw new PermissionException($destRoutePath); // @codeCoverageIgnore
         }
 
         /** @noinspection PhpIncludeInspection */