Spring boot execute Error (finished with non-zero exit value 1)

> Problem

Execution failed for task : 'Application.main()'.
Process 'command '/Library/Java/JavaVirtualMachines/jdk1.8.0_121.jdk/Contents/Home/bin/java'' finished with  non-zero exit value 1

> Solution1. Configure project structure

Go to File> Project Structure

• navigate to the Project tab.
• If 1.8 is an option, choose 1.8.

> Solution2. Set Gradle Project

Go to IntelliJ IDEA > Preference

• navigate to the Build, Execution, Development > Build Tools > Gradle
• setBuild and run using tab and Run tests using
• Select IntelliJ IDEAD from the Build and run Using and Run tests Using

> Solution3. Kill process and Retry

To see Java process, do this in your terminal

ps -ef | grep java

kill process using pid

kill -9 pid

and Try again