I was just working on a problem that has the same symptoms, but happened consistently every time (on Chrome). The problem turned out to be that the Disconnect plugin was overzealously blocking any Google API stuff, including the talkgadget URL.
Just thought I'd mention it for anyone who has the same problem and finds this page. On Tuesday, November 15, 2011 11:03:31 AM UTC-5, Andrin von Rechenberg wrote: > > The one time I had this problem in chrome and looked at the source, > the file was completely blank. Unfortunately it's hard to reproduce. > > -Andrin > > On Thu, Nov 10, 2011 at 12:52 AM, Pascal Patry > <[email protected]<javascript:> > > wrote: > >> On Wednesday, November 09, 2011 16:28:29 Andrin von Rechenberg wrote: >> > Hey there >> > >> > /_ah/channel/jsapi returns an empty file for 0.3% of clients >> > >> > We heavily use the Channel API javascript library (we do more than >> > 1'000'000 calls a day). >> > >> > About every 300th session the file returned by "/_ah/channel/jsapi" is >> > completely blank and >> > therefore "new goog.appengine.Channel(id);" fails, because "goog" is not >> > defined. We see >> > this more often happening on Android Devices than desktop computers. >> > >> > The most annoying thing however is, that this blank js file is then >> cached >> > on the client side for >> > a very long time and reloading the page doesnt help to fix the js error. >> > You need to clear your cache to fix it. >> > >> > We have seen this issue consistently for a couple of weeks now and were >> > able to measure it continuously. >> > >> > I have filed a production bug here: >> > http://code.google.com/p/googleappengine/issues/detail?id=6294 >> > Please star it if you use the Channel API. >> >> I have been hunting down this issue as well. We often get it on iOS as >> well as Android. >> >> -- >> You received this message because you are subscribed to the Google Groups >> "Google App Engine" group. >> To post to this group, send email to >> [email protected]<javascript:> >> . >> To unsubscribe from this group, send email to >> [email protected] <javascript:>. >> For more options, visit this group at >> http://groups.google.com/group/google-appengine?hl=en. >> >> > -- You received this message because you are subscribed to the Google Groups "Google App Engine" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To post to this group, send email to [email protected]. Visit this group at http://groups.google.com/group/google-appengine. For more options, visit https://groups.google.com/groups/opt_out.
