Excellent news.  How long did it take to resolve this matter and what
was the impact to your Users?

I assume you would agree we could avoid this type of problem by only
using the data types listed here right?

http://code.google.com/appengine/docs/java/datastore/dataclasses.html#Core_Value_Types


On Nov 18, 3:27 pm, Dmitry Anipko <dmitry.ani...@gmail.com> wrote:
> Thanks Jason for help. In our case the problem was caused by usage of
> byte[] field in a persisted class. Somehow though, it wasn't causing
> any problems immediately, but only after a few objects have been
> saved. Per Jason, usage of byte[] in JDO on GAE isn't supported.
>
>
>
> On Wed, Nov 18, 2009 at 1:00 PM, Diana Cruise <diana.l.cru...@gmail.com> 
> wrote:
> > What's the latest here Dmitry...can GAE handle more than 100 request
> > or not?  Please update where you are with this problem.  Thanks.
>
> > On Nov 9, 5:15 pm, Dmitry Anipko <dmitry.ani...@gmail.com> wrote:
> >> Following up offline and will update with resolution later.
>
> >> On Mon, Nov 9, 2009 at 9:50 AM, Jason (Google) <apija...@google.com> wrote:
> >> > As always, I need your application ID in order to help troubleshoot
> >> > app-specific issues. Please provide that and any stack traces or other 
> >> > error
> >> > messages you see in your application's logs.
>
> >> > - Jason
>
> >> > On Fri, Nov 6, 2009 at 9:47 PM, Dmitry Anipko <dmitry.ani...@gmail.com>
> >> > wrote:
>
> >> >> After some more experimentation, it looks like there is something in
> >> >> the data store that is surfaced by our application:
>
> >> >> if I clean up the store for the application completely, using the web
> >> >> interface, then for the first ~100 request it works fine, but after
> >> >> some time, it starts producing those errors I wrote before - it can't
> >> >> query objects by index (and that problem persists until I clean the
> >> >> store again).
>
> >> >> The second observation - although I don't know if it is related or not
> >> >> - is when the store for my app is in such state, and I try to view
> >> >> objects through the web interface, the web interfaces crashes with the
> >> >> error 500:
>
> >> >> Server Error
> >> >> A server error has occurred.
>
> >> >> Return to Applications screen »
>
> >> >> GAE folks, can someone please take a look - this is a blocking issue
> >> >> for my team, and I don't know how to proceed here without your help.
>
> >> >> Everything works just fine when I run it on a local development
> >> >> server.
>
> >> >> Thank you.
>
> >> >> On Nov 6, 11:05 am, Diana Cruise <diana.l.cru...@gmail.com> wrote:
> >> >> > I see NO reply from GAE here regarding such a critical issue!!!
>
> >> >> > Is your app still down, what is the status of your app?  How are we
> >> >> > supposed to put an application in production with GAE if such a
> >> >> > problem can occur with NO response for 3 days?  Is there another
> >> >> > channel to raise such high-priority issues to get proper helpdesk
> >> >> > response?
>
> >> >> > On Nov 4, 1:58 am, Dmitry Anipko <dmitry.ani...@gmail.com> wrote:
>
> >> >> > > It is 11:56 Pacific 11/3/2009, are there any known issues withGAE
> >> >> > > right now?
>
> >> >> > > My application that has been working for a couple of months now 
> >> >> > > today
> >> >> > > started producing failures for some queries from the data store
> >> >> > > (basically an object which has just been stored cannot be retrieved
> >> >> > > after that by key), and after some time started producing even
>
> >> >> > > <html><head>
> >> >> > > <meta http-equiv="content-type" content="text/html;charset=utf-8">
> >> >> > > <title>500 Server Error</title>
> >> >> > > </head>
> >> >> > > <body text=#000000 bgcolor=#ffffff>
> >> >> > > <h1>Error: Server Error</h1>
> >> >> > > <h2>The server encountered an error and could not complete your
> >> >> > > request.<p>If the problem persists, please <A HREF="http://
> >> >> > > code.google.com/appengine/support/">report</A> your problem and
> >> >> > > mention this error message and the query that caused it.</h2>
> >> >> > > <h2></h2>
> >> >> > > </body></html>
>
> >> >> > > The same application executes just fine in the localGAEdevelopment
> >> >> > > environment. Can folks fromGAEcomment if there is any maintenance
> >> >> > > going on right now or how could I get more details on what causing 
> >> >> > > the
> >> >> > > failures (again the same code worked for quite some time now, so I
> >> >> > > think it is unlikely the code is the issue here). Thanks for your
> >> >> > > help.- Hide quoted text -
>
> >> >> > - Show quoted text -- Hide quoted text -
>
> >> - Show quoted text -
>
> > --
>
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>
> - Show quoted text -

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