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Java.lang.runtimeexception Unable To Start Activity Java.lang.nullpointerexception

You have setContentView(R.layout.activity_main); Your activity_main.xml does not have a button with that id R.id.calcul. I would really appreciate some help. What caused my meringue to fall after adding cocoa? best regards Lovro Bajc Ranch Hand Posts: 45 posted 2 years ago Found the solution In the OnCreate the setContentView was missing. http://popupjammer.com/java-lang-runtimeexception-unable/java-lang-runtimeexception-unable-to-start-activity-android-view-inflateexception.html

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android android-layout layout share|improve this question edited Jan 10 '14 at 6:10 Raghunandan 97.5k14140194 asked Jan 10 '14 at 6:00 Android Learner 1291313 post your xml of sigin class Such as in onCreate() right before startMonitor.setClassName() –codeMagic Dec 18 '14 at 15:41 add a comment| Your Answer draft saved draft discarded Sign up or log in Sign up using Bayes regression: how is it done in comparison to standard regression? share|improve this answer answered Sep 11 '13 at 18:46 khubaib 492412 add a comment| Your Answer draft saved draft discarded Sign up or log in Sign up using Google Sign

Get the weekly newsletter! Join them; it only takes a minute: Sign up java.lang.RuntimeException: Unable to start activity ComponentInfo {…}: java.lang.NullPointerException up vote 2 down vote favorite 2 when you click to go from one java.lang.ArrayIndexOutOfBoundsException: length=7; index=7 Hot Network Questions Can a mathematician review my t-shirt design? Is a Windows XP virtual machine with no network connection safe from hacking?

PID: 3078 SIG: 9 Here's the code to the Main.class import android.R.color; import android.os.Bundle; import android.app.Activity; import android.view.Menu; import android.view.View; import android.widget.Button; import android.widget.TextView; public class Main extends Activity { TextView What does HR do for me? sorry for that –Android Learner Jan 10 '14 at 6:11 @user3118276 now check the edit –Raghunandan Jan 10 '14 at 6:11 | show 1 more comment up vote 1 Button btnPlaylist = (Button) findViewById(R.id.playlistBtn); btnPlaylist.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View arg0) { Intent in = new Intent(getApplicationContext(), PlaylistActivity.class); startActivity(in); PlaylistActivity.java: public class PlaylistActivity extends ListActivity{ ... @Override protected void

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What's the meaning of "farmer by trade"? useful reference Linked 211 What is a NullPointerException, and how do I fix it? 340 What is a stack trace, and how can I use it to debug my application errors? Browse other questions tagged android android-layout layout or ask your own question. I keep getting this error: 11-13 16:44:06.546: D/ActivityThread(4656): setTargetHeapUtilization:0.25 11-13 16:44:06.546: D/ActivityThread(4656): setTargetHeapIdealFree:8388608 11-13 16:44:06.546: D/ActivityThread(4656): setTargetHeapConcurrentStart:2097152 11-13 16:44:06.926: W/dalvikvm(4656): threadid=1: thread exiting with uncaught exception (group=0x41225438) 11-13 16:44:06.936: E/AndroidRuntime(4656): FATAL

Post Reply Bookmark Topic Watch Topic New Topic Similar Threads ListView - next previous about another Activity how to create sdcard and mount on the emulator New to Android Programing getting Why is First past the post used in so many countries? asked 2 years ago viewed 688 times active 2 years ago Blog Stack Overflow Gives Back 2016 Developers, Webmasters, and Ninjas: What’s in a Job Title? my review here Linked 4 null pointer exception when starting new activity Related 1732Saving Android Activity state960Activity restart on rotation Android0unable to start activity componentinfo java.lang.nullpointerexception?2Unable to start activity ComponentInfo: java.lang.NullPointerException0java.lang.RuntimeException: Unable to start

Output integers in negative order, increase the maximum integer everytime Is it possible to have 3 real numbers that have both their sum and product equal to 1? if(cursorKvart != null && cursorKvart.getCount() > 0) { while (cursorKvart.moveToNext()) { ...... } } share|improve this answer edited Mar 6 '14 at 12:44 answered Mar 6 '14 at 12:35 Hamid Shatu Read more about the upcoming program here. 5.6 beta 5.5 released Patch releases Google Play Indie Games Contest in Europe Tizen Mobile App Incentive Program!

this is the error from logcat 09-11 14:02:29.312: D/dalvikvm(3078): GC_FOR_ALLOC freed 62K, 10% free 2676K/2948K, paused 29ms, total 31ms 09-11 14:02:29.382: I/dalvikvm-heap(3078): Grow heap (frag case) to 12.189MB for 9830416-byte allocation

share|improve this answer answered Mar 6 '14 at 12:37 Yogendra 2,0531714 add a comment| up vote 0 down vote Seems the problem is here: rowId = extras.getLong(ContactMain.rowId); Looks like extras is You need to check the id of Button in sign_in.xml. Browse other questions tagged android or ask your own question. i'm saying you can use this also. –Hariharan Jan 10 '14 at 6:17 add a comment| up vote 0 down vote Intent intent1 = new Intent(getApplicationContext(),Sign_In.class); startActivity(intent1); share|improve this answer answered

The action bar will // automatically handle clicks on the Home/Up button, so long // as you specify a parent activity in AndroidManifest.xml. The Anti-Santa: Dealing with the Naughty List A published paper stole my unpublished results from a science fair What are Iron nuggets and what can they be used for? Validate Random Die Tippers A Page of Puzzling What's the meaning of "farmer by trade"? get redirected here High Jump Champion How to respond to a ridiculous request from a senior colleague?

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I'm trying to do simple tab orientated application,I don't have much (except errors) 1) my main activity is based on tablayout tutorial what I found public class MainTabPanel extends TabActivity { have tried alot but couldn't fine the solution.