User-Agent: *
Disallow: /400.php
Disallow: /401.php
Disallow: /402.php
Disallow: /403.php
Disallow: /404.php
Disallow: /405.php
Disallow: /501.php
Disallow: /502.php
Disallow: /503.php
Disallow: /504.php
Disallow: /505.php