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I have been googling and searching to resolve this error for some time and I can`t seem to find out… Read more Android: Listview: Custom Items: Nullpointerexception, Findviewbyid Returns Null

I defined a class (as a substitute to macros in c) public class Constants { public static fina… Read more Assigning Int To Integer

This issue has persisted repeatedly no matter how many times I redo this. According to Android Deve… Read more Npe Thrown When Trying To Find Button Id In Android Fragment

I am using this Custom Adapter for my ListView: public class SideMenuAdapter extends BaseAdapter { … Read more Null Pointer Exception In Getview() Of Custom Adapter

I am not entirely sure why I am getting a NullPointerException. If anybody could help me out that w… Read more Why Am I Getting A Null Pointer Exception On My Android Program Line 73?

My app has null pointer exceptions when it tries to take a picture with the camera. On clicked but… Read more Null Pointer Exceptions When Capture Image

I've been developing an Android guitar app, and currently I'm having some problems with Has… Read more Null Pointer Exception When Retrieving From Hashmap Even Though Containskey() Returns True

Here is the code that is getting the NullPointerException error: InputStream is = getAssets().open(… Read more Inputstream Returning Nullpointerexception (java)

I'm getting this crash exception in my google Crashes & ANRs section for my app java.lang.N… Read more Java.lang.nullpointerexception In Android.util.lrucache.put ( Android )

So my MainActivity was able to start my second activity from a btn click fine. Now on my second act… Read more Starting A 3rd Activity Setting Up Interfaces And Listeners

Fairly simple. I have a BIG class for my main project, and it became 'unwieldy'. SO today … Read more Try/catch Not Working Inside A Custom Class, Npe

I am having a script force close only when i debug on higher API : 16 , But it is working fine whe… Read more Networkonmainthreadexception On Higher Api

I have created a Spinner that is populated with an ArrayList. I want to dynamically add values to t… Read more How Do I Dynamically Update A Spinner Using Arraylist?

I have an android app written in java. The app basically connects to a device which sends the app … Read more Nullpointerexception Thrown In Java Synchronised Method Using Sockets

this question is really wierd and driving me crazy. i can't get rid of the nullPointerException… Read more Nullpointer Exception In Setting Up A Tabhost At Calling Addtab( Tabhost.tabspec Spec) Method

I have an app with separate fragments using scroll tabs to go between. Each fragment just displays … Read more Nullpointerexception With Settext In A Fragment (android)

I was testing my app on different APIs and it seems to work on API 17 till 23 but I found in API 16… Read more Circularimageview And Api 16: Nullpointerexception Error

I am receiving a NullPointerException when retreiving data from parse.com. I have traced through th… Read more Android Parse.com Populate Listview With Custom Adapter Issue

I've created an activity that allows the user to add a picture to an ImageView in that activity… Read more Android - Camera Activity Gets Opened Instead Of Picture Gallery

I'm trying to work with a simple ExpandableListView and I can't figure out why I get that N… Read more Android Expandablelistview Nullpointerexception At Obtainview