Yep, known issue. Should be fixed on the Module::Signature side.
On Mon, May 9, 2011 at 8:04 AM, Adam Flott via RT
<bug-App-cpanminus@rt.cpan.org> wrote:
Show quoted text> Mon May 09 11:04:01 2011: Request 68039 was acted upon.
> Transaction: Ticket created by aflott
> Queue: App-cpanminus
> Subject: Module::Signature Invalid version format (non-numeric data)
> Broken in: 1.4004
> Severity: Normal
> Owner: Nobody
> Requestors: adam@npjh.com
> Status: new
> Ticket <URL:
https://rt.cpan.org/Ticket/Display.html?id=68039 >
>
>
> This is the first time I've seen this error after rather heavy use.
>
> On Debian stable:
>
> $ perl -le 'print $]'
> 5.010001
>
> $ cpanm --local-lib=/tmp/ms Module::Signature
> --> Working on Module::Signature
> Fetching
http://search.cpan.org/CPAN/authors/id/F/FL/FLORA/Module-Signature-0.67.tar.gz ... OK
> Configuring Module-Signature-0.67 ... N/A
> Invalid version format (non-numeric data) at /loader/0x21bb508/App/cpanminus/script.pm line 1062.
>
>
>
--
Tatsuhiko Miyagawa