Why am I getting NullPointerException for null object array but the object has a default constructor?
49
What is a NullPointerException, and how do I fix it?
131552
new ArrayList() failing in Java
128709
Why is there a `null` value in JavaScript?
79477
Why is "null" present in C# and Java?
140738
Does setting Java objects to null do anything anymore?
67597
Can constructor return a null object?
16461
How to initialize an array in Java?
128142
java.lang.NullPointerException at org.apache.jsp.foo_jsp._jspInit(foo_jsp.java:22)
45196
Calling class method through NULL class pointer
2116
IllegalArgumentException or NullPointerException for a null parameter?
54143
Why is the default value of the string type null instead of an empty string?
114816
Is null reference possible?
4069
How do I call one constructor from another in Java?
19015
When do we need to have a default constructor?
28147
java: (String[])List.toArray() gives ClassCastException
480
What causes a java.lang.ArrayIndexOutOfBoundsException and how do I prevent it?
85964
Android: ClassNotFoundException when passing serializable object to Activity