Exception in thread “main” java.lang.noclassdeffounderror: org/springframework/boot/springapplication

<div class="exception">
    <code>exception in thread "main" java.lang.noclassdeffounderror: org/springframework/boot/springapplication</code>
</div>
    

Explanation:

The code above creates a div element with the class “exception” and contains a code element with the exception message. The exception message is “exception in thread “main” java.lang.noclassdeffounderror: org/springframework/boot/springapplication”.

The exception message indicates that a class called “org.springframework.boot.SpringApplication” was not found. This could happen if the necessary library or dependency is not available in the classpath or if there is a typo in the class name or package.

To resolve this error, you can check the following:

1. Verify that the necessary library or dependency is included in your project’s build path or classpath. For example, if you are using Maven, you can check the dependencies in your pom.xml file.

2. Double-check the class name and package in your code. Make sure there are no typos or misspellings.

Here is an example of a possible cause of this exception:

“`java
public class MyApp {
public static void main(String[] args) {
SpringApplication.run(MyApp.class, args);
}
}
“`

In this example, the exception could occur if the project does not have the necessary Spring Boot dependencies included, or if there is a typo in the class name “MyApp”. By checking and resolving these issues, you should be able to resolve the “java.lang.noclassdeffounderror” exception.

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