title: Project facet Java version 1.7 is not supported
body: <p>When i update my java I found the issue "Project facet Java version 1.7 is not supported"
   To resolve this issue follow the steps.</p>
  
  <ol>
  <li>Go to Ecllipse , right click on your project folder </li>
  <li>select the properties </li>
  <li>now select Project Facets ,here you will see java, click on the version and change the higher version to lower or as per your requirement .</li>
  </ol>
  
  <p><img src="https://i.stack.imgur.com/I6LLd.png" alt="enter image description here"></p>