Software error:

Undefined subroutine CGI::remoteAddress
 at /home/twiki/lib/TWiki/LoginManager/Session.pm line 45
 at /usr/lib/perl5/5.8.8/CGI.pm line 818
	CGI::_compile called at /usr/lib/perl5/5.8.8/CGI.pm line 782
	CGI::AUTOLOAD('CGI=HASH(0xa104450)') called at /home/twiki/lib/TWiki/LoginManager/Session.pm line 45
	TWiki::LoginManager::Session::load('TWiki::LoginManager::Session', 'undef', 'CGI=HASH(0xa104450)', 'HASH(0xaf48100)') called at /home/twiki/lib/CPAN/lib//CGI/Session.pm line 61
	CGI::Session::new('TWiki::LoginManager::Session', 'undef', 'CGI=HASH(0xa104450)', 'HASH(0xaf48100)') called at /home/twiki/lib/TWiki/LoginManager.pm line 324
	TWiki::LoginManager::loadSession('TWiki::LoginManager::TemplateLogin=HASH(0xaf0da80)', 'undef') called at /home/twiki/lib/TWiki/Users.pm line 120
	TWiki::Users::new('TWiki::Users', 'TWiki=HASH(0xabb8a70)') called at /home/twiki/lib/TWiki.pm line 1897
	TWiki::new('TWiki', 'undef', 'CGI=HASH(0xa104450)') called at /home/twiki/lib/TWiki.pm line 3887
	TWiki::initialize('/TWiki/TWikiNetSkin', 'undef', 'undef', 'http://dayabay.ihep.ac.cn/twiki/bin/genpdf', 'CGI=HASH(0xa104450)') called at /home/twiki/lib/TWiki/Contrib/GenPDF.pm line 595
	TWiki::Contrib::GenPDF::viewPDF() called at /home/twiki/bin/genpdf line 43

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