in reply to Use Hlist from selection event

>> $g2list = $mw -> HList (browsecmd => \&check_uitgever, -columns => 1)

needs a - before browsecmd:

$g2list = $mw -> HList( -browsecmd => \&check_uitgever, -columns => 1 )

Older Tk-Versions don't require the -, but newer ones raise an error if the - is missing.

Best regards,
perl -e "s>>*F>e=>y)\*martinF)stronat)=>print,print v8.8.8.32.11.32"