System error

error:  DBD::mysql::db selectall_arrayref failed: Lost connection to MySQL server during query at /var/www/mason/index.html line 100.
context: 
... 
96:  }
97: 
98:  elsif ($ARGS{'_type'} eq 'group') {
99:  my @groups = split '/', $ARGS{'_id'};
100:  $data = $dbh->selectall_arrayref(group_members(\@groups));
101:  $h1 = '';
102:  foreach (@groups) {
103:  my $group_data = $dbh->selectall_arrayref(group_data($_));
104:  $h1 .= @{$group_data->[0]}[0] . '. ';
... 
code stack:  /var/www/mason/index.html:100
raw error






























DBD::mysql::db selectall_arrayref failed: Lost connection to MySQL server during query at /var/www/mason/index.html line 100.


Trace begun at /usr/share/perl5/HTML/Mason/Exceptions.pm line 129
HTML::Mason::Exceptions::rethrow_exception('DBD::mysql::db selectall_arrayref failed: Lost connection to MySQL server during query at /var/www/mason/index.html line 100.^J') called at /var/www/mason/index.html line 100
HTML::Mason::Commands::__ANON__('_id', '26/10/86', '_type', 'group') called at /usr/share/perl5/HTML/Mason/Component.pm line 135
HTML::Mason::Component::run('HTML::Mason::Component::FileBased=HASH(0x8b5ac54)', '_id', '26/10/86', '_type', 'group') called at /usr/share/perl5/HTML/Mason/Request.pm line 1251
eval {...} at /usr/share/perl5/HTML/Mason/Request.pm line 1246
HTML::Mason::Request::comp(undef, undef, undef, '_id', '26/10/86', '_type', 'group') called at /usr/share/perl5/HTML/Mason/Request.pm line 460
eval {...} at /usr/share/perl5/HTML/Mason/Request.pm line 460
eval {...} at /usr/share/perl5/HTML/Mason/Request.pm line 412
HTML::Mason::Request::exec('HTML::Mason::Request::ApacheHandler=HASH(0x8856400)') called at /usr/share/perl5/HTML/Mason/ApacheHandler.pm line 165
HTML::Mason::Request::ApacheHandler::exec('HTML::Mason::Request::ApacheHandler=HASH(0x8856400)') called at /usr/share/perl5/HTML/Mason/ApacheHandler.pm line 832
HTML::Mason::ApacheHandler::handle_request('HTML::Mason::ApacheHandler=HASH(0x86f15ac)', 'Apache2::RequestRec=SCALAR(0x837f380)') called at (eval 32) line 8
HTML::Mason::ApacheHandler::handler('HTML::Mason::ApacheHandler', 'Apache2::RequestRec=SCALAR(0x837f380)') called at -e line 0
eval {...} at -e line 0