upcp --force error (cPanelFunctions.pm)

==> Starting cpbandwd (bandwidth monitoring for IMAP/POP)
"abs2rel" is not exported by the File::Spec module
"file_name_is_absolute" is not exported by the File::Spec module
Can't continue after import errors at Cpanel/cPanelFunctions.pm line 18
BEGIN failed--compilation aborted at Cpanel/cPanelFunctions.pm line 18.
Compilation failed in require at /usr/local/cpanel/bin/cpbandwd line 16.
BEGIN failed--compilation aborted at /usr/local/cpanel/bin/cpbandwd line 16.

cpanel/whm is not working ofcourse

CentOS 4.3
cp version 10.8.1-STABLE_114

 

no ideas?

I changed update to "release" and everything works fine now, but I'd still like to go "stable"...