The problem is with $command. Try 
system 'cmd.exe /c', $command;

[download]
If that doesn't work you'll have to debug $command.

In reply to Re: Why can't I give system the same command I've been giving to exec? by Anonymous Monk
in thread [Have solution now but am still puzzled] Why can't I give system the same command I've been giving to exec? by Narveson

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