[Html-widget] Use of undef string in H::W::E::NullContainer::id

[Carl Franks]

On 24/11/06, Ash Berlin <ash at cpan.org> wrote:
> So i upgraded (finally) from 1.07 to 1.10 to use filedset elements (damn
> designers wanting styling on it) and I got a raft of errors. Well
> actually only two errors, but when they happen in a catalyst server
> running under the perl debugger, its quite long.
>
> Anyway, the culprit was $name in sub H::W::E::NullContainer::id was
> unset, and yet it still went down that path (Line 96 and 102 gave the
> warnings.)

Under what circumstance was the warning being triggered? So I can
write a test for this.

Even just a copy/paste of your code creating + using the widget should
give me enough to replicate it.

Cheers,
Carl