I was having this issue but couldn't figure it out. Now, I store all of my settings in the SQLiteDatabase I use for the rest of the Application. I don't even touch the SharedPreferences for fear of losing the Preferences altogether.
On Apr 23, 1:27 pm, Mattaku Betsujin <mattaku.betsu...@gmail.com> wrote: > I also saw the prefs being lost ocassionally, especially after update or > reinstall. I haven't seen it happen (yet) after quoting, but maybe that's > just luck. > > I will also add a call to setPersistent to my app see if that helps. > > On Thu, Apr 23, 2009 at 1:12 PM, scanning_it > <festival.s...@googlemail.com>wrote: > > > > > Thank you for your responses. By the way I love Nubinews. :) > > > It is a known bug that & signs lead to a loss of shared prefs. But my > > settings don't include these signs. :( I have only the following > > things included as strings: > > > content://media/internal/audio/media/33 > > 100,200,300,400.... > > > So this can't be the problem with my settings loss. :( I will try > > using to quote the strings right now and I hope to fix the problems > > with that. My problem ist that I can't reproduce the bug on a daily > > basis. Often it works with the same settings for weeks and suddenly > > the prefs are gone. > > > On Apr 23, 7:09 pm, Mattaku Betsujin <mattaku.betsu...@gmail.com> > > wrote: > > > I found that the preferences XML will break very easily if you store some > > > Strings containing 'special' characters. I am not sure what exactly those > > > are, but when I stored things like > > > > putString("someurl", "http://xyz/?a=b&c=d") > > > > the preference file becomes empty next time I try to open it. > > > > My solution is to quote all Strings that I put into the > > SharedPreferences. > > > After that my problems seems to go away. > > > > I couldn't find a Base64 encoder in the Android API, so I wrote a > > > quick-and-dirty PrefQuote class: > > > >http://code.google.com/p/nubi/source/browse/trunk/android/nubinews/sr... > > > > putString("someurl", PrefQuote.quote("http://xyz/?a=b")) > > > > Hope this helps > > > > On Thu, Apr 23, 2009 at 9:56 AM, bo <bost...@gmail.com> wrote: > > > > > I do SharedPreferences.Editor.commit() in couple of places. 1. > > > > Immediately after setting the preference. 2. in Activity#onStop. > > > > Nevertheless when I restart the app the preferences are gone. Any more > > > > ideas? I do create prefs programmaticaly after harvesting these from > > > > user (username/pwd) > > > > > On Apr 21, 11:00 pm, Chander Pechetty <cspeche...@gmail.com> wrote: > > > > > Sorry, I was referring to the settings created using > > > > > PreferenceActivity screen using xml. Your actual preference values do > > > > > not help much in diagnosing the issue. > > > > > > Example snippet from loadingpreferencesfrom xml: > > > > > <CheckBoxPreference android:key="pref1" > > > > > android:title="pref1" > > > > > android:summaryOn="SummaryOn" > > > > > android:summaryOff="SummaryOff" > > > > > android:defaultValue="true" > > > > > android:persistent="true"/> > > > > > > Forpreferencescreated programatically, you can use > > > > > Preference.setPersistent(true); > > > > > > If no Settings screen is present, and everything is through your > > > > > program, then batch SharedPreferences.Editor.commit()'s should be > > > > > fine. > > > > > > I had a similar problem as yours, but have not faced it again so far. > > > > > Other than the known issue mentioned in the previous post, I don't > > > > > know what else the problem could be unless you post your code > > > > > perhaps... > > --~--~---------~--~----~------------~-------~--~----~ You received this message because you are subscribed to the Google Groups "Android Developers" group. To post to this group, send email to android-developers@googlegroups.com To unsubscribe from this group, send email to android-developers-unsubscr...@googlegroups.com For more options, visit this group at http://groups.google.com/group/android-developers?hl=en -~----------~----~----~----~------~----~------~--~---