Got an error: Weak references are not implemented in the version of perl at /home/murata/public_html/mt/extlib/Data/ObjectDriver/BaseObject.pm line 8
BEGIN failed--compilation aborted at /home/murata/public_html/mt/extlib/Data/ObjectDriver/BaseObject.pm line 8.
Compilation failed in require at (eval 17) line 3.
	...propagated at /usr/lib/perl5/5.8.5/base.pm line 85.
BEGIN failed--compilation aborted at lib/MT/Object.pm line 10.
Compilation failed in require at (eval 16) line 3.
	...propagated at /usr/lib/perl5/5.8.5/base.pm line 85.
BEGIN failed--compilation aborted at lib/MT/Config.pm line 9.
Compilation failed in require at lib/MT/ConfigMgr.pm line 280.