I was debugging into some xml classes while working on a side project, and tried hovering over a variable name to see the value. The variable was declared in a lambda; maybe that matters.

When trying to use code completion in the following example, the IDE will throw a NullPointerException (exception details below). at ...

A NullPointerException occurs when we try to access a method or field on an object reference that is null. It is a runtime exception thrown by the JVM. To avoid it, we should initialize objects ...

It doesn’t take much Java development experience to learn firsthand what the NullPointerException is about. In fact, one person has highlighted dealing with this as the number one mistake Java ...