How to resolve errors with Maven dependencies on the right side of the idea?

Here are some common solutions when encountering errors with Maven dependencies on the right side.

1. Check your network connection: make sure your network connection is working properly so you can download dependencies from the Maven repository.
2. Clearing the local repository cache: Occasionally, the local repository cache may become corrupt, leading to dependency errors. You can try deleting the relevant dependency cache in the local Maven repository and then re-downloading the dependencies.
3. Check dependency versions: Make sure you correctly specify the version numbers of dependencies in your pom.xml file. Sometimes errors or incompatibilities in version numbers can cause dependency issues.
4. Check the integrity of dependencies: Ensure that your dependencies are complete and correctly declare the groupId, artifactId, and version number.
5. Check for dependency conflicts: Sometimes, conflicts may arise between different dependencies, leading to compilation errors. You can use Maven’s dependency:tree command to view the dependency tree, identify potential conflicts, and try to resolve them.
6. Check Maven settings: Ensure that your Maven settings file (settings.xml) is properly configured with mirror and proxy information.
7. Check project structure: ensure that the project structure and Maven build configuration are correct, including the correct directory structure and proper Maven plugin configurations.

If the above methods still fail to solve the problem, you may need to further examine the error message and logs to find a more specific solution.