title: java: error: release version 17 not supported
body: <p>I recently updated to Intellij 2021.1. However, whenever I try to run my program, I get:</p>
  <p>java: error: release version 17 not supported</p>
  <p>I have tried snooping around for other answers, and have found none. It appears my sdk is version 16, if that helps.</p>