Null Reference Exception (object refrence not set)
289
What is a NullReferenceException, and how do I fix it?
9683
How to use GetSObject to retrieve related data in a null safe manner?
38664
Keep getting this error: System.QueryException: List has no rows for assignment to SObject
60497
System.QueryException: List has more than 1 row for assignment to SObject
87189
System.NullPointerException
64332
avoiding null reference exceptions
55274
Java: Exception itself is null
94526
How to get instance of referenced entity?
108336
Nullable Object must have a value #2
128142
java.lang.NullPointerException at org.apache.jsp.foo_jsp._jspInit(foo_jsp.java:22)
156400
NullReferenceException when using NUnit
110012
DmlException:SELF_REFERENCE_FROM_TRIGGER
48235
Setting Objects to Null/Nothing after use in .NET
59517
FATAL_ERROR|System.QueryException: List has no rows for assignment to SObject
119573
NullPointerException in Java with no StackTrace
97885
The object cannot be deleted because it was not found in the ObjectStateManager
91943
What is the use of "ref" for reference-type variables in C#?