This MIGHT be the problem... If you have some lines like this in your Apache httpd.conf
PerlModule mod_perl2 PerlRequire /path/to/my/conf/files/apache.pl And the file /path/to/my/conf/files/apache.pl should look something like #!/usr/bin/perl use ModPerl::Util (); use Apache2::RequestRec (); use Apache2::RequestIO (); use Apache2::RequestUtil (); use Apache2::ServerRec (); use Apache2::ServerUtil (); use Apache2::Connection (); use Apache2::Log (); use Apache2::Const -compile => ':common'; use APR::Const -compile => ':common'; use APR::Table (); use DBI; # Perhaps some other modules you are using in your CGI scripts... 1; On Wed, Jun 3, 2020 at 1:53 PM Bruce Johnson <john...@pharmacy.arizona.edu> wrote: > I’m migrating a bunch of old cgi web apps to a new server (CentOS8) and > running them under mod_perl. > > one of them uses the DBD::mysql driver and when running under mod_perl > only I get the strange error: > > [Tue Jun 02 10:29:32.289698 2020] [:error] [pid 3729:tid 140210163652352] > DBD::mysql initialisation failed: Can't locate object method "driver" via > package "DBD::mysql" at /usr/lib64/perl5/vendor_perl/DBI.pm line > 827.\n\nPerhaps the capitalisation of DBD 'mysql' isn't right. at > /home/allwebfiles/perl/badges/choose.pl line 54.\n > > This is a really wrong error, since the DBD/mysql.pm script quite > clearly has a sub called ‘driver’ and there is no isssue of capitalization > in the database handle creation. > > the handler code in my perl.conf file is pretty simple: > > <Location /badges/> > SetHandler perl-script > PerlHandler ModPerl::Registry > Options ExecCGI > PerlSendHeader On > allow from all > </Location> > > And it works for other locations, although this is the only one using the > mysql driver, but DBD::Oracle works fine for a number of other scripts. > > If I comment out the handler in perl.conf, add it as a ScriptAlias to run > as a CGI script, it works. If I run the script itself on the command line, > it works. I only get that error when I run it with a mod_perl handler. > > I've asked on the DBI list and no one there has any ideas... > > -- > Bruce Johnson > University of Arizona > College of Pharmacy > Information Technology Group > > Institutions do not have opinions, merely customs > > >