diff --git a/log/error_handler/error_handler.php b/log/error_handler/error_handler.php
index 20b68b2..61e179e 100644
--- a/log/error_handler/error_handler.php
+++ b/log/error_handler/error_handler.php
@@ -2,9 +2,11 @@
 
 namespace SYSTEM\LOG;
 
-abstract class error_handler {
+class error_handler {
     //Error Mask E_ALL, E_NOTICE ...
-    abstract public static function MASK();
+    public static function MASK(){
+        throw new \RuntimeException("Implement this");}
     //Errorhandler
-    abstract public static function CALL(\Exception $E, $errno, $thrown);
+    public static function CALL(\Exception $E, $errno, $thrown){
+        throw new \RuntimeException("Implement this");}
 }
\ No newline at end of file
diff --git a/system/system.php b/system/system.php
index d06120f..8b3fc4f 100644
--- a/system/system.php
+++ b/system/system.php
@@ -34,4 +34,20 @@ class system {
     
     public static function isSystemDbInfoPG(){
         return (\SYSTEM\CONFIG\config::get(\SYSTEM\CONFIG\config_ids::SYS_CONFIG_DB_TYPE) == \SYSTEM\CONFIG\config_ids::SYS_CONFIG_DB_TYPE_PG);}
+        
+    public static function include_ExceptionShortcut(){
+        require_once 'system/log/register_exception_shortcut.php';
+    }
+    
+    public static function include_ResultShortcut(){
+        require_once 'system/log/register_result_shortcut.php';
+    }
+    
+    public static function register_errorhandler_jsonoutput(){
+        require_once 'system/log/register_errorhandler_jsonoutput.php';
+    }
+    
+    public static function register_errorhandler_dbwriter(){
+        require_once 'system/log/register_errorhandler_dbwriter.php';
+    }
 }
\ No newline at end of file