"Look specifically for a "caused by" line... " Yes, in the "caused by" line is where I'm seeing the NullPointerException (don't worry I'm not making "educated" guesses).
My subclassing of the Application class works, or at least it did before I added the instantiation of the TelophonyManager so I'm pretty sure there is nothing wrong in the Manifest file. The debugger was throwing some java async thread exception so I'm thinking something went haywire with eclipse but I need to do some more research as to what this error means and from what I've researched so far this is whats making it throw the nullpointerexception. The error: Exception processing async thread queue On Aug 2, 5:33 pm, Justin Anderson <janderson....@gmail.com> wrote: > *> My code will run right until it gets to creating the telephony manager > instance but will not actually create it and it throws aNullPointerException > (I think).* > What do you mean "I think"? Have you looked at the logcat info to determine > what the problem may be? Look specifically for a "caused by" line... > *> Is there something I'm doing wrong?* > > Yes... otherwise you wouldn't get the exception. :-) > > *> Do I have to create a context and call getSystemService(...) with > context.getSystemService(...)?* > Application is a Context... so you don't need to create a new one. You > should be able to call this method just fine from an Application subclass. > > I've never subclassed Application before so I'm not super qualified on the > subject, but what does your application tag in your manifest look like? I > ask that because the documentation for the Application class > (http://developer.android.com/reference/android/app/Application.html) says > this: > > *"Base class for those who need to maintain global application state. You > can provide your own implementation by specifying its name in your > AndroidManifest.xml's <application> tag, which will cause that class to be > instantiated for you when the process for your application/package is > created." > * > ---------------------------------------------------------------------- > There are only 10 types of people in the world... > Those who know binary and those who don't. > ---------------------------------------------------------------------- > > > > On Mon, Aug 2, 2010 at 1:42 PM, Wall-E <bashee...@gmail.com> wrote: > > Oh, and I do add the following permission: > > > <uses-permission android:name="android.permission.READ_PHONE_STATE" /> > > > -- > > You received this message because you are subscribed to the Google > > Groups "Android Beginners" group. > > > NEW! Try asking and tagging your question on Stack Overflow at > >http://stackoverflow.com/questions/tagged/android > > > To unsubscribe from this group, send email to > > android-beginners+unsubscr...@googlegroups.com<android-beginners%2Bunsubscr > > i...@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. ATTENTION: Android-Beginners will be permanently disabled on August 9 2010. For more information about this change, please read [http://goo.gl/xkfl] or visit the Group home page. Try asking and tagging your question on Stack Overflow at http://stackoverflow.com/questions/tagged/android To unsubscribe from this group, send email to android-beginners+unsubscr...@googlegroups.com For more options, visit this group at http://groups.google.com/group/android-beginners?hl=en
