just a way :

capture STDERR to file and `cat the file`

$stdout = $t->cmd("some_cmd 2> /tmp/error.tmp");
$stderr = $t->cmd("cat /tmp/error.tmp; rm /tmp/error.tmp");

[download]
i can't sure it is good answer =(

good luck!

In reply to Re: How do I capture shell error messages from a remote host? by kiseok7
in thread How do I capture shell error messages from a remote host? by jfw2112

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