Null reference exception for MissileFired.Move
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What is a NullReferenceException, and how do I fix it?
42958
Method Overloading for null argument
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Calling Apex class from trigger - issues with passing a list
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Nullpointerexception when trying to send data from activity to class
35790
How to fix pmd violation "NullAssignment"?
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Nullable Object must have a value #2
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ViewModel's list is null in action
119573
NullPointerException in Java with no StackTrace
37988
System.NullPointerException: Attempt to de-reference a null object:
61392
The cast to value type 'Int32' failed because the materialized value is null
134813
How to lead a moving target from a moving shooter
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The object cannot be deleted because it was not found in the ObjectStateManager
10878
What causes "java.lang.IllegalStateException: Neither BindingResult nor plain target object for bean name 'command' available as request attribute"?
10581
Avoiding NullPointerException in Java
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What can I do with a moved-from object?
31537
Checking for null before event dispatching... thread safe?
104694
Non-static method requires a target