unable to upgrade

Readers,

Any advice how to upgrade? Unable to activate tools such as 'mcc' and
'rpmdrake':

 rpmdrake
*** This build of Glib was compiled with glib 2.18.1, but is currently
running with 2.16.2, which is too old.  We'll continue, but expect
problems!
Can't load '/usr/lib/perl5/vendor_perl/5.10.0/i386-linux-thread-multi/auto/Gtk2/Gtk2.so'
for module Gtk2:
/usr/lib/perl5/vendor_perl/5.10.0/i386-linux-thread-multi/auto/Gtk2/Gtk2.so:
undefined symbol: pango_layout_iter_copy at
/usr/lib/perl5/5.10.0/i386-linux-thread-multi/DynaLoader.pm line 203.
 at /usr/lib/libDrakX/mygtk2.pm line 14
Compilation failed in require at /usr/lib/libDrakX/mygtk2.pm line 14.
BEGIN failed--compilation aborted at /usr/lib/libDrakX/mygtk2.pm line 14.
Compilation failed in require at
/usr/lib/perl5/vendor_perl/5.10.0/rpmdrake.pm line 101.
BEGIN failed--compilation aborted at
/usr/lib/perl5/vendor_perl/5.10.0/rpmdrake.pm line 101.
Compilation failed in require at
/usr/lib/perl5/vendor_perl/5.10.0/Rpmdrake/init.pm line 82.
BEGIN failed--compilation aborted at
/usr/lib/perl5/vendor_perl/5.10.0/Rpmdrake/init.pm line 82.
Compilation failed in require at /usr/sbin/rpmdrake line 33.
BEGIN failed--compilation aborted at /usr/sbin/rpmdrake line 33.
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