null pointer exception
A null pointer exception refers to a runtime error that occurs when a program attempts to access or use a null object reference, meaning that the object being referred to does not exist or has not been initialized.
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Related Concepts (1)
Similar Concepts
- accessing a null object
- crash due to null pointer dereference
- dangling pointers
- dereferencing a pointer that points to nothing
- illegal memory access
- invalid memory access
- invalid memory reference
- invalid pointer
- null hypothesis
- null pointer
- null pointer dereference attacks
- null pointer dereference vulnerabilities
- null pointers
- segmentation fault
- uninitialized pointer