Perhaps this has already been answered in the originating thread, but
I couldn't find it. The LVL docs suggest using additional features
besides ANDROID_ID, and the question was which? Dianne Hackborne had
issues with using the IMEI. Is using the MAC address a better option?

On Aug 20, 12:04 pm, Trevor Johns <trevorjo...@google.com> wrote:
> Hi everyone,
> Just to follow up a bit here, the reason we believe this is happening is
> because ro.serialno isn't set on these devices. (Note that the ro.*
> properties currently aren't required by the CDD/CTS.) Unfortunately, it
> seems that we're using ro.serialno as the seed for the PRNG when generating
> ANDROID_ID.
>
> See: 
> frameworks/base/packages/SettingsProvider/src/com/android/providers/settings/SettingsProvider.java:416
>
> http://www.google.com/codesearch/p?hl=en#uX1GffpyOZk/packages/Setting...
>
> I've gone ahead and opened up a bug here for tracking purposes:
>
> http://code.google.com/p/android/issues/detail?id=10639
>
> (We suspect that the Droid 2 isn't the only phone affected by this, likely
> just the most noticeable instance.)
>
> We have a fix for this checked into our internal Git repo, so once that
> change propagates to vendors this shouldn't be an issue on future devices.
> For existing devices though, if you absolutely depend on the uniqueness of
> ANDROID_ID, you'll unfortunately need to rely on some other identifier
> (IMEI, WiFi MAC, etc.).
>
> --
> Trevor Johns
>
> On Fri, Aug 20, 2010 at 10:46 AM, suzanne.alexandra <
>
> suzanne.alexan...@motorola.com> wrote:
> > Andrew,
> > I don't know that this is reported in any public bug system. I've
> > reported it within a Motorola bug system.
>
> > - Suzanne
>
> > On Aug 20, 12:33 am, "Maps.Huge.Info (Maps API Guru)"
> > <cor...@gmail.com> wrote:
> > > > John, have you had any complaints yet about conflicts from duplicate
> > > > unique ids?
>
> > > I handled it in code.
>
> > > -John Coryat
>
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