Modify the Java SDK and Scala SDK for the project in IntelliJ idea

If you compile a Scala project, you encounter the following exception:

Can't expand macros compiled by previous versions of Scala

It is possible that the Scala version of the project is inconsistent with the version of the dependent package, which requires that the project version be adjusted to the same version as the dependent package, the following is the solution:

1. Select the project and select Project Structure from file as follows:

Or simply click on the "Project Structure" icon in the upper right corner, as shown below:

2. Select platform Settings, set up the Java SDK and the Scala SDK

Modify the Java SDK and Scala SDK for the project in IntelliJ idea