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Introduction: Null Pointer Exceptions are common errors that developers encounter when working with Apex code in Salesforce. These exceptions occur when a variable is null, and an attempt is made to access or perform an operation on it. In this blog post, we will explore the causes of Null Pointer Exceptions in Salesforce Apex and discuss best practices for handling them effectively. Table of Contents: Introduction What is a Null Pointer Exception? Causes of Null Pointer Exceptions Best Practices for Handling Null Pointer Exceptions a. Null Check before Accessing Variables b. Use Conditional Statements c. Debugging and Logging d. Defensive Programming Exception Handling in Salesforce Apex Conclusion What is a Null Pointer Exception? A Null Pointer Exception, often abbreviated as NPE, occurs when a program attempts to access or perform an operation on a null object or variable. In Salesforce Apex, null ...