Object reference not set to an instance of an object.exception
289
What is a NullReferenceException, and how do I fix it?
131864
Member '' cannot be accessed with an instance reference
129333
What does IndexOutofRangeException mean?
40950
Java7 ClassFormatError: Illegal local variable table length while creating the object
85964
Android: ClassNotFoundException when passing serializable object to Activity
1816
Non-static variable cannot be referenced from a static context
480
What causes a java.lang.ArrayIndexOutOfBoundsException and how do I prevent it?
6882
try catch exception always returns null
89291
Python list.index throws exception when index not found
137692
NullPointerException when working with arrays
37988
System.NullPointerException: Attempt to de-reference a null object:
21230
Exception "The SPListItem being updated was not retrieved with all taxonomy fields." at changing TaxonomyField value
15589
Java EE Exception: Name java:comp is not bound in this Context
73839
How to access an object from another class?
131486
Is there a built in .NET exception that indicates an illegal object state?
56124
Why do I get "Exception; must be caught or declared to be thrown" when I try to compile my Java code?
34224
What is an "index out of range" exception, and how do I fix it?