i am getting this NullPointerException Error in Java trying to run my app in android Studio. Below is my JavaFile Here is my activity home layout f ...
i am getting this NullPointerException Error in Java trying to run my app in android Studio. Below is my JavaFile Here is my activity home layout f ...
sonar issue private void getGtcj(String gtcjStatusValue, String strArchiveReqd) throws Exception { XPathHelper activationConfigParser = null; ...
I have written an Java Processing application. If I try to start it, I get the following error: ""processing.core.PGraphics.createShape(int, float ...
. Answers to this question are eligible for a +50 reputation bounty. mj ...
why in this case System.exit(0) didn't terminate the action and I got the two displays from the catch and the finally blocks? ...
this is my first time using java and hadoop. I am trying to run a wordcount program. I have made sure to install maven,hadoop(2.7.2), java 1.8 jdk. No ...
I'm implementing an empty state screen of an app, but it is crashing after the second time it returns to the fragment. When the app starts for the fi ...
when setting minifyEnabled to true causes nullpointerException when I set minifyEnabled to false the problem gone but I want to set minifyEnabled to ...
I got some problems with NullPointerExceptions but I got no clue how to fix it I can find the problem is in the MainActivity, but let me know how t ...
Why does Sq keep saying that the lines: Can cause a NPE even after i check for it? ...
This is my method. Now SonarQube warns that these two lines can return null (and they can): But i don't know what the best way to check for null ...
Craslitycs send a crash event of null pointer exception NullPointerException: Attempt to invoke interface method 'java.lang.Object[] java.util.Collect ...
I tried to learn basics for C++. Now I'm trying to figure out the arrays. But then i running this small program my IDE raise the null pointer exceptio ...
I'm learning about Optional<> used in implementation with JPA and Hibernate. And I see a lot of developers are using these 2 methods isEmpty() o ...
I'm writing a dice roller program for a project, and it prints an error when I try to access the Calculations object. Everything else works, from what ...
I have a fragment that implements Recycler View with switches. RecyclerView sets id for every switch in id+=1 way. The problem is I can get nothing fr ...
The read file is that: I am trying to know if the object that is going to be read has a length==0 but that's not the way I suppose.Then I would ret ...
I want to resolve the following problem (shown by the java compiler) which comes out for the following action: Unboxing may produce 'NullPointerExcept ...
My project is using Spring and I wanted to test with Mockito but I have a NullPointerException that I can't solve... Isn't MockBean supposed to inject ...
I am making a function that gets the students' Id, score, last name, and first name and compares them according to their Score, then the last name, an ...