title: Failed to launch a project in eclipse, got "Launch error"
body: <p>I would like to change my <code>JDK</code> from 1.8 to 1.16, So I uninstalled my <code>JDK 8</code> and installed <code>JDK 16</code>, Installation is succeeded but whenever I try to Launch my project in eclipse, I got a <a href="https://i.stack.imgur.com/otSEY.jpg" rel="nofollow noreferrer">IllegalStateException</a> error.<br />
  Here I got an error while opening eclipse.<br />
  Please give me some solutions.</p>