Resolving javax.net.ssl.SSLException Errors in MongoDB Atlas with Spring Boot

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Troubleshooting MongoDB Connection Issues in Spring Boot: SSL Exception

When integrating MongoDB Atlas with a Spring Boot application, developers often run into challenges, especially concerning network access configuration. One common error that can cause frustration is:

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This error typically indicates that the connection is being blocked due to improper configuration of network permissions in your MongoDB Atlas account. In this blog, we will delve into the causes of this error and outline steps to resolve it efficiently.

Understanding the Problem

As a new user attempting to replace MySQL with MongoDB in your Spring Boot CRUD application, seeing exceptions can be daunting. The error mentioned often stems from the following:

Network access issues: Your IP address might not be allowed to access the MongoDB Atlas cluster.

SSL configuration: Issues with SSL settings can also lead to this error being thrown.

Common Exception Messages

From the stack trace, you may notice a repetitive occurrence of an SSLException, which suggests there is an issue at the network layer when trying to establish a secure connection to MongoDB Atlas.

Step-by-Step Solution

1. Configure IP Whitelisting in MongoDB Atlas

Accessing the MongoDB Atlas Dashboard

Log in to your MongoDB Atlas account: Use your credentials to access the dashboard.

Select your project: Navigate to the specific project that contains your cluster.

Adding Your IP Address

Go to "Network Access": Look for the Network Access option in the left sidebar of your Atlas dashboard.

Add IP Address:

Click on "Add IP Address".

You can add your current IP address by selecting the option for your current IP.

Alternatively, if you want to allow access from anywhere (not recommended for production), you can use the IP range 0.0.0.0/0.

Confirm the Changes

Save your changes: Make sure to save the updated settings in the IP Access List.

2. Validate Your Spring Boot Application Configuration

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Make sure that:

Your username and password in the URI are correct.

You're using the right cluster URL.

3. Restart Your Application

Finally, restart your Spring Boot application. This can be done through your IDE or by using the command line in the project directory.

Conclusion

Following these steps should resolve the issue, allowing you to focus on building out your application without further interruptions. Good luck with your MongoDB integration!