Error including libraries: Can't locate doidao/links.cfg 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 achar.cgi line 9.

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