This may seem weird, but try doing this: b.create().show();
I have never actually used the show method on the Builder class (I didn't realize it existed) and have never had any problems displaying a dialog. ---------------------------------------------------------------------- There are only 10 types of people in the world... Those who know binary and those who don't. ---------------------------------------------------------------------- On Tue, Nov 10, 2009 at 4:31 PM, Matt <reisc...@googlemail.com> wrote: > I should mention that the runtime error does not occur in this line > here > > AlertDialog.Builder b = new AlertDialog.Builder(getApplicationContext > ()); > > but when calling > > b.show() > > later on. According to DDMS, the WindowManager crashes because it is > trying to add a new Window (the dialog) with a token=null. How can > that be? Especially when the Toast message gets displayed properly and > that is created and shown even before creating that Builder instance. > I thought that maybe the application context wasn't fully initialized > yet, so I moved all the code to the onStart() method. Well, needless > to say that did not work either. Any clues? > > > Best wishes, Matt > > > On 10 Nov., 21:53, Justin Anderson <janderson....@gmail.com> wrote: > > Shoot... I was kinda hoping they were in different parts of your code. > I'm > > going to have to punt this one off to someone else... > > > > Anyone? > > > > ---------------------------------------------------------------------- > > There are only 10 types of people in the world... > > Those who know binary and those who don't. > > ---------------------------------------------------------------------- > > > > On Tue, Nov 10, 2009 at 1:27 PM, Matt <reisc...@googlemail.com> wrote: > > > I have all the following code in my onCreate() method. > > > > > Toast.makeText(getApplicationContext(), "Hello World!", > > > Toast.LENGTH_SHORT).show(); > > > AlertDialog.Builder b = new AlertDialog.Builder(getApplicationContext > > > ()); > > > > > [Dialog configuration] > > > > > b.show(); > > > > > While the Toast message gets displayed right away, the AlertDialog > > > won't. Instead there is a runtime error. Like I said, if you replace > > > the "getApplicationContext()" with "this", it works flawlessly. > > > > > On 10 Nov., 20:44, Justin Anderson <janderson....@gmail.com> wrote: > > > > That's interesting. I've never run into that problem before. It > > > probably > > > > has something to do with what classes you are in or something like > that. > > > > > > Here's a question... did you try the Toast in the same place where > using > > > > AlertDialog.Builder gives an error or were they in different parts of > > > your > > > > code? > > > > > > Thanks, > > > > Justin > > > > > > > ---------------------------------------------------------------------- > > > > There are only 10 types of people in the world... > > > > Those who know binary and those who don't. > > > > > ---------------------------------------------------------------------- > > > > > > On Tue, Nov 10, 2009 at 12:16 PM, Matt <reisc...@googlemail.com> > wrote: > > > > > Hi everybody, > > > > > > > can somebody please explain why > > > > > > > AlertDialog.Builder b = new > AlertDialog.Builder(getApplicationContext > > > > > ()); > > > > > > > will result in a runtime error, while > > > > > > > AlertDialog.Builder b = new AlertDialog.Builder(this); > > > > > > > will run just fine? I can use "this" and "getApplicationContext()" > > > > > with Toast.makeText() interchangeably without any problems. What is > > > > > different with that AlertDialog.Builder? Any ideas? > > > > > > > Cheers, Matt > > > > > > > -- > > > > > You received this message because you are subscribed to the Google > > > > > Groups "Android Beginners" group. > > > > > To post to this group, send email to > > > android-beginners@googlegroups.com > > > > > To unsubscribe from this group, send email to > > > > > android-beginners+unsubscr...@googlegroups.com<android-beginners%2bunsubscr...@googlegroups.com> > <android-beginners%2bunsubscr...@googlegroups.com<android-beginners%252bunsubscr...@googlegroups.com> > > > > > <android-beginners%2bunsubscr...@googlegroups.com<android-beginners%252bunsubscr...@googlegroups.com> > <android-beginners%252bunsubscr...@googlegroups.com<android-beginners%25252bunsubscr...@googlegroups.com> > > > > > > > > > For more options, visit this group at > > > > >http://groups.google.com/group/android-beginners?hl=en > > > > > -- > > > You received this message because you are subscribed to the Google > > > Groups "Android Beginners" group. > > > To post to this group, send email to > android-beginners@googlegroups.com > > > To unsubscribe from this group, send email to > > > android-beginners+unsubscr...@googlegroups.com<android-beginners%2bunsubscr...@googlegroups.com> > <android-beginners%2bunsubscr...@googlegroups.com<android-beginners%252bunsubscr...@googlegroups.com> > > > > > For more options, visit this group at > > >http://groups.google.com/group/android-beginners?hl=en > > -- > You received this message because you are subscribed to the Google > Groups "Android Beginners" group. > To post to this group, send email to android-beginners@googlegroups.com > To unsubscribe from this group, send email to > android-beginners+unsubscr...@googlegroups.com<android-beginners%2bunsubscr...@googlegroups.com> > For more options, visit this group at > http://groups.google.com/group/android-beginners?hl=en > -- You received this message because you are subscribed to the Google Groups "Android Beginners" group. 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