Without having seen your actual entries in the Task Scheduler, I guess that the problem stems from your way of calling the Perl script.

I guess that you put a direct link to the Perl script into the task entry - try replacing that with the path to Perl.exe and put the script as the first parameter after that:

"d:\perl\bin\perl.exe" "d:\scripts\test.pl" arg1 arg2 arg3
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Then, the parameter passing should work.

perl -MHTTP::Daemon -MHTTP::Response -MLWP::Simple -e ' ;    # The  
$d = new HTTP::Daemon and fork and getprint $d->url and exit;#spider
($c = $d->accept())->get_request(); $c->send_response( new   #in the
HTTP::Response(200,$_,$_,qq(Just another Perl hacker\n))); ' #  web
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