Salesforce
PDII · Question #197
A Visualforce Page throws an 'Attempt to dereference a null object' error for a Contact. What change in the controller will fix the error?
The correct answer is A. Use a condition in the getter to return a new Contact if it is null. See the full explanation below for the reasoning.
Question
A Visualforce Page throws an 'Attempt to dereference a null object' error for a Contact. What change in the controller will fix the error?
Options
- AUse a condition in the getter to return a new Contact if it is null
- BDeclare a static final Contact at the top of the controller
- CChange the getter's signature to be static Contact
- DChange the setter's signature to return a Contact
How the community answered
(28 responses)- A71% (20)
- B11% (3)
- C4% (1)
- D14% (4)
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