The term instance of an object refers to an object that has been created using the syntax new. When you call new to initialize an object, an unused memory location is allocated to store a copy of the …

I have some code and when it executes, it throws a NullReferenceException, saying: Object reference not set to an instance of an object. What does this mean, and what can I do to fix this error?

Nov 22, 2013 · Closed 12 years ago. In my asp.net program.I set one protected list.And i add a value in list.But it shows Object reference not set to an instance of an object error

Essentially all null reference exceptions are the same, you're trying to use an object that's null. In this case, let's just add a default constructor to initialize the list for us.

If you have 'Object reference not set to an instance of an object' in XAML, but your application compiles and runs fine, you will usually find out that its cause is something in a constructor that can't be …

Closed 3 years ago. When I run a linq query I get back the results only when an item can be found; if no items are found, it is throwing an exception "object reference not set to an instance of an object" How …

Apr 28, 2014 · Then it dawned in me that, i was checking if the subject (string) of an email (instance/object), what if the email (instance) was already a null at the first place.

Jul 14, 2010 · "Object reference not set to an instance of an object" means that you're trying to use the value that is associated with a variable, as an object reference, but that value is null, rather than …

Feb 4, 2010 · I end up with the Object reference not set to an instance of an object (between the ///// in the above code.. I have tried creating a single instance of Cell and it works fine.

Apr 17, 2010 · The reference could for example be created like this: someObject.GetInstance().DoSomething(); If the GetInstance method returns null, there is a null …