title: Error: Application Server not specified - IntelliJ IDEA
body: <p>When I configure the Tomcat in the IntelliJ IDEA, there have a issue I don't understand.</p>
  
  <blockquote>
    <p>Error: Application Server not specified</p>
  </blockquote>
  
  <p>Before asking the question, I have searched the SO, found the related post:
  <a href="https://stackoverflow.com/questions/12114556/how-to-configure-correctly-the-jboss-in-the-intellij-idea-i-get-errorserver-in">How to configure correctly the JBoss in the Intellij IDEA? I get Error:server instance not specified</a></p>
  
  <p>But it is not fit me.</p>
  
  <p>The snapshot:</p>
  
  <p><a href="https://i.stack.imgur.com/9jmUr.jpg" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/9jmUr.jpg" alt="enter image description here"></a></p>
  
  <hr>
  
  <p><strong>Attention</strong></p>
  
  <p>I did not Configure the Application Server, because I can not choose the hidden directory path.</p>