[Fwd: WHY OCCURS THIS ERROR]

[Daniel Mérida]

Anybody knows some reason for this error?

/Service Temporarily Unavailable
The server is temporarily unable to service your request due to 
maintenance downtime or capacity problems. Please try again later. 
Apache/2.2.9 (Debian) PHP/5.2.6-1+lenny2 with Suhosin-Patch 
mod_python/3.3.1 Python/2.5.2 mod_ssl/2.2.9 OpenSSL/0.9.8g 
mod_perl/2.0.4 Perl/v5.10.0 Server at idp.xxxxxxxx.xx Port 443
/
Best regards,
Dani