How to check Java version in intellij?

How to Check Java Version in IntelliJ?

As a Java developer, knowing the version of Java you are using is crucial for troubleshooting, debugging, and maintaining your projects. In this article, we will show you how to check your Java version in IntelliJ, the popular integrated development environment (IDE) for Java and other programming languages.

Direct Answer: How to Check Java Version in IntelliJ?

To check the Java version in IntelliJ, follow these simple steps:

1. Open your IntelliJ project: Open your project in IntelliJ IDEA.
2. Go to the project structure: Go to File > Project Structure (or press Ctrl + Shift + Alt + S on Windows/Linux or Cmd + Shift + Alt + S on Mac).
3. Select the Project Settings: In the project structure window, select the Project Settings tab.
4. Check the Java Version: In the project settings window, check the Project SDK section. This section will display the Java version you are currently using.

Step-by-Step Guide

Here is a step-by-step guide to check Java version in IntelliJ:

Step 1: Open Your IntelliJ Project

To check the Java version, you need to open your project in IntelliJ IDEA. You can do this by going to File > Open and selecting your project from the list of available projects.

Step 2: Go to the Project Structure

To check the Java version, you need to go to the project structure. You can do this by going to File > Project Structure (or press Ctrl + Shift + Alt + S on Windows/Linux or Cmd + Shift + Alt + S on Mac).

Step 3: Select the Project Settings

In the project structure window, select the Project Settings tab. This tab will display all the settings and configurations for your project, including the Java version.

Step 4: Check the Java Version

In the project settings window, check the Project SDK section. This section will display the Java version you are currently using. You can also check the Java Home section, which will display the location of the Java installation.

Additional Tips and Tricks

Here are some additional tips and tricks to check Java version in IntelliJ:

• Use the command line: You can also check the Java version from the command line. To do this, open your terminal and type java -version and press enter.
• Check the Java version in the settings dialog: While in the project settings window, you can also check the Java version in the Settings dialog by going to File > Settings (or press Ctrl + Shift + S on Windows/Linux or Cmd + Shift + S on Mac) and then select the Build, Execution, Deployment section.
• Update your Java version: If you need to update your Java version, you can do this by going to File > Project Structure and then selecting the Project SDK section. From here, you can select a different Java version or update your existing one.

Common Errors and Solutions

Here are some common errors and solutions related to checking Java version in IntelliJ:

Error	Solution
Error: Could not find or load main class	This error occurs when the Java version is not properly configured. To solve this, go to File > Project Structure and ensure that the Project SDK is set to the correct Java version.
Error: Java version not supported	This error occurs when the Java version is not supported by your project. To solve this, update your Java version to a supported one or use a different Java version.

Conclusion

In this article, we have shown you how to check your Java version in IntelliJ IDEA. By following the steps outlined above, you can easily check and verify your Java version. Whether you are troubleshooting, debugging, or maintaining your project, knowing the correct Java version is crucial. Remember to always check your Java version and update it as needed to ensure optimal performance and compatibility.