Error including required files: Can't locate UltBB.setup in @INC (@INC contains: /usr/local/lib64/perl5/5.32 /usr/local/share/perl5/5.32 /usr/lib64/perl5/vendor_perl /usr/share/perl5/vendor_perl /usr/lib64/perl5 /usr/share/perl5) at ubbmisc.cgi line 39.

Make sure these files exist, permissions are set properly, and paths are set correctly.