in reply to Re^4: Require or Do vs. more maintenance
in thread Require or Do vs. more maintenance

  use lib qw( c:/apache/cgi-bin/lib );

You are telling Perl to look for "MyAppCommon" into "c:/apache/cgi-bin/lib".

MyAppCommon.pl (.pl a necessary extension? or can it be .cgi?)

Modules use the ".pm" extension.

In Section Seekers of Perl Wisdom