Hi, since I added the following lines, I get this error:

my $max_tasks=3;
my $pid=fork();
if ($t_counter >= $max_tasks)
{
   waitpid(-1,0);
}
$t_counter++;
...
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sorry, I am a beginner in using perl -d, so it needs a little time to give you the answer (and howto find out the line, where this perl programm is asking for URI.pm). Because i do not use this module direct. I use the following modules:

use strict;
use Time::Out qw(timeout);
use IPC::Open3;
use Log::Log4perl qw(:easy);
use Date::Format;
use Config::General;
use DBI;
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