No POD found for qrv21Q.dat. Time to read the source?
qrv21Q.dat
To install GD::Barcode, copy and paste the appropriate command in to your terminal.
cpanm
cpanm GD::Barcode
CPAN shell
perl -MCPAN -e shell install GD::Barcode
For more information on module installation, please visit the detailed CPAN module installation guide.