ODER FEHLER
400 - Bad Request;
401 - Auth Req'd;
402 - Payment Req'd;
403 - Forbidden;
404 - Not Found;
405 - Method Not Allowed;
406 - Not Acceptable;
407 - Proxy Auth Repid;
408 - Request Time Out;
409 - Conficting Request;
410 - Gone;
411 - Content Len Req'd;
412 - Precondition Failed;
413 - Entity Too Long;
414 -URI Too Long;
500 - Int, Server Error;
501 - Not Implemented;
502 - Bad Gateway;
503 - Service Unavailable;
504 - Gateway Timeout;
505 - HTTP Ver Not Sup...;