System error

error:  Cannot connect: could not connect to server: No route to host
Is the server running on host "10.0.2.1" and accepting
TCP/IP connections on port 5432?
context: 
... 
374:  }
375: 
376:  # These are the originals
377:  sub realwarn { CORE::warn(@_); }
378:  sub realdie { CORE::die(@_); }
379: 
380:  sub id {
381:  my $level = shift;
382:  my($pack,$file,$line,$sub) = caller($level);
... 
code stack:  /usr/share/perl5/vendor_perl/CGI/Carp.pm:378
/usr/share/perl5/vendor_perl/CGI/Carp.pm:467
/srv/vhost/apa/public_html/en/roadshow_registration.html:20
raw error






























Cannot connect: could not connect to server: No route to host
Is the server running on host "10.0.2.1" and accepting
TCP/IP connections on port 5432?


Trace begun at /usr/local/share/perl5/HTML/Mason/Exceptions.pm line 125
HTML::Mason::Exceptions::rethrow_exception('Cannot connect: could not connect to server: No route to host^J^IIs the server running on host "10.0.2.1" and accepting^J^ITCP/IP connections on port 5432?^J') called at /usr/share/perl5/vendor_perl/CGI/Carp.pm line 378
CGI::Carp::realdie('Cannot connect: could not connect to server: No route to host^J^IIs the server running on host "10.0.2.1" and accepting^J^ITCP/IP connections on port 5432?^J') called at /usr/share/perl5/vendor_perl/CGI/Carp.pm line 467
CGI::Carp::die('Cannot connect: could not connect to server: No route to host^J^IIs the server running on host "10.0.2.1" and accepting^J^ITCP/IP connections on port 5432?^J') called at /srv/vhost/apa/public_html/en/roadshow_registration.html line 20
HTML::Mason::Commands::__ANON__ at /usr/local/share/perl5/HTML/Mason/Component.pm line 135
HTML::Mason::Component::run('HTML::Mason::Component::FileBased=HASH(0x7fae2b9b13d0)') called at /usr/local/share/perl5/HTML/Mason/Request.pm line 1297
eval {...} at /usr/local/share/perl5/HTML/Mason/Request.pm line 1292
HTML::Mason::Request::comp(undef, undef, undef) called at /usr/local/share/perl5/HTML/Mason/Request.pm line 481
eval {...} at /usr/local/share/perl5/HTML/Mason/Request.pm line 481
eval {...} at /usr/local/share/perl5/HTML/Mason/Request.pm line 433
HTML::Mason::Request::exec('HTML::Mason::Request::ApacheHandler=HASH(0x7fae2b9bc480)') called at /usr/local/share/perl5/HTML/Mason/ApacheHandler.pm line 168
HTML::Mason::Request::ApacheHandler::exec('HTML::Mason::Request::ApacheHandler=HASH(0x7fae2b9bc480)') called at /usr/local/share/perl5/HTML/Mason/ApacheHandler.pm line 825
HTML::Mason::ApacheHandler::handle_request('HTML::Mason::ApacheHandler=HASH(0x7fae2b164d60)', 'Apache2::RequestRec=SCALAR(0x7fae2b95db18)') called at (eval 61) line 8
HTML::Mason::ApacheHandler::handler('HTML::Mason::ApacheHandler', 'Apache2::RequestRec=SCALAR(0x7fae2b95db18)') called at -e line 0
eval {...} at -e line 0