no and i don't know how to check :) On Monday, July 23, 2012 4:39:48 PM UTC+2, Kristopher Micinski wrote: > > are you sure that's even from your app and not something else... > > kris > > On Mon, Jul 23, 2012 at 10:38 AM, Zoltán Páll wrote: > > Oh, the permission denied is just a warning. My app crashes because of > > something else. What's this permission denied then? > > > > Z. > > > > > > On Monday, July 23, 2012 4:37:24 PM UTC+2, Zoltán Páll wrote: > >> > >> Thanks Mark, > >> > >> How would you proceed then with this logcat output (if you don't mind > >> helping me a little more) > >> > >> 07-23 16:32:05.732: E/AndroidRuntime(13008): Uncaught handler: thread > main > >> exiting due to uncaught exception > >> 07-23 16:32:05.832: W/System.err(13008): java.io.IOException: > Permission > >> denied > >> 07-23 16:32:05.882: E/AndroidRuntime(13008): FATAL EXCEPTION: main > >> 07-23 16:32:05.882: E/AndroidRuntime(13008): > >> java.lang.NullPointerException > >> 07-23 16:32:05.882: E/AndroidRuntime(13008): at > >> com.pallzoltan.MainActivity.onPreviewFrame(MainActivity.java:122) > >> 07-23 16:32:05.882: E/AndroidRuntime(13008): at > >> android.hardware.Camera$EventHandler.handleMessage(Camera.java:547) > >> 07-23 16:32:05.882: E/AndroidRuntime(13008): at > >> android.os.Handler.dispatchMessage(Handler.java:99) > >> 07-23 16:32:05.882: E/AndroidRuntime(13008): at > >> android.os.Looper.loop(Looper.java:130) > >> 07-23 16:32:05.882: E/AndroidRuntime(13008): at > >> android.app.ActivityThread.main(ActivityThread.java:3683) > >> 07-23 16:32:05.882: E/AndroidRuntime(13008): at > >> java.lang.reflect.Method.invokeNative(Native Method) > >> 07-23 16:32:05.882: E/AndroidRuntime(13008): at > >> java.lang.reflect.Method.invoke(Method.java:507) > >> 07-23 16:32:05.882: E/AndroidRuntime(13008): at > >> > com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:895) > > > >> 07-23 16:32:05.882: E/AndroidRuntime(13008): at > >> com.android.internal.os.ZygoteInit.main(ZygoteInit.java:653) > >> 07-23 16:32:05.882: E/AndroidRuntime(13008): at > >> dalvik.system.NativeStart.main(Native Method) > >> > >> Line 122 is the highlighted one > >> > >> b.setPixels(rgba, 0, mCameraWidth, 0, 0, mCameraWidth, mCameraHeight); > >> > >> Canvas c = new Canvas(b); > >> > >> mImageView.draw(c); > >> > >> > >> Thanks, > >> > >> Z. > >> > >> > >> On Monday, July 23, 2012 3:38:26 PM UTC+2, Mark Murphy (a Commons Guy) > >> wrote: > >>> > >>> On Mon, Jul 23, 2012 at 9:04 AM, Zoltán Páll wrote: > >>> > 1) When running an app from Eclipse, the app might crash. Eclipse > shows > >>> > me a > >>> > stack trace (Debug panel) but it all looks like native Android > >>> > functions, > >>> > which I have nothing to do with, so after playing around with > Eclipse, > >>> > I > >>> > found that if i step over the stops, LogCat will spit out a partial > >>> > stack > >>> > trace. Is this the proper way of finding the faulty line of code? > How > >>> > do you > >>> > guys handle this? > >>> > >>> I usually let the crash continue and examine LogCat. > >>> > >>> > 2) Also when crashing, my app might be crashing because of not > having > >>> > the > >>> > right permissions. (How) Can I find out what permissions stop the > app > >>> > from > >>> > running, or do I just have to guess that it needs some > camera-related > >>> > permissions if the faulty lines proves to be related to camera? > >>> > >>> The stack trace will tell you when your problem is due to permissions > >>> -- the exception should tell you the permission that you need. Also, > >>> many (most?) methods in the Android SDK that require a permission are > >>> documented as such, either at the method or class level, in the > >>> JavaDocs. > >>> > >>> -- > >>> Mark Murphy (a Commons Guy) > >>> http://commonsware.com | http://github.com/commonsguy > >>> http://commonsware.com/blog | http://twitter.com/commonsguy > >>> > >>> _The Busy Coder's Guide to Android Development_ Version 3.8 Available! > > >
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