Most voted "nullpointerexception" questions

Use this tag when the question refers to some information or problem relating exclusively to Nullpointerexception. An exception of type Nullpointerexception, is thrown by Java when an application tries to access an object but its reference is null.

• -5

  votes

  1

  answer

  103

  views

  Nullpointerexception on android in project to download Pdfs

  I made an application that at a certain low time Pdfs, however I can only download a PDF. I wanted to download several PDF, see the project. The part that’s making the mistake is in the for, where I…

  java android nullpointerexception

  asked 9 years, 10 months ago War Lock 2,277