Error: java.lang.NullPointerException: Attempt to invoke virtual method on a null object reference
49
What is a NullPointerException, and how do I fix it?
23317
How do I fix a NoSuchMethodError?
62797
Calling virtual method in base class constructor
128903
ExecuteScalar throws NullReferenceException
23999
NullPointerException while parsing XML callout response
37988
System.NullPointerException: Attempt to de-reference a null object:
46857
Compiler warning: null reference exception
147603
How can I call a method in an object from outside the JVM?
8283
Why does null reference print as "null"
35016
java.lang.NullPointerException at org.primefaces.component.datatable.feature.FilterFeature.filter
54938
Cannot invoke method or retrieve property from null object. Object returned by the following call stack is null. \"File\r\n\"
96453
Caught Throwable or Exception is null
66284
NullPointerException when Creating an Array of objects
69771
NullPointerException when setting attribute?
95
Calling virtual functions inside constructors
98080
Android: Cannot invoke toString() on the primitive type int
137545
"'void' type not allowed here" error (Java)