title: java.net.BindException: Address already in use: JVM_Bind, in spite of no running port
body: <p>I am trying to run Camunda BPM tool with embedded Apache tomcat. 
  I get to the landing page, but then suddenly the get an <code>JVM_Bind exception:</code></p>
  
  <pre><code>27-Mar-2020 13:11:57.277 INFO [main] org.apache.coyote.AbstractProtocol.start Starting ProtocolHandler ["http-nio-8080"]
  27-Mar-2020 13:06:02.145 INFO [main] org.apache.coyote.AbstractProtocol.start Starting ProtocolHandler ["ajp-nio-8009"]
  27-Mar-2020 13:06:02.153 INFO [main] org.apache.catalina.startup.Catalina.start Server startup in 45110 ms
  27-Mar-2020 13:06:02.155 SEVERE [main] org.apache.catalina.core.StandardServer.await StandardServer.await: create[localhost:8005]: 
   java.net.BindException: Address already in use: JVM_Bind
      at java.net.DualStackPlainSocketImpl.bind0(Native Method)
      at java.net.DualStackPlainSocketImpl.socketBind(DualStackPlainSocketImpl.java:106)
      at java.net.AbstractPlainSocketImpl.bind(AbstractPlainSocketImpl.java:382)
      at java.net.PlainSocketImpl.bind(PlainSocketImpl.java:190)
      at java.net.ServerSocket.bind(ServerSocket.java:375)
      at java.net.ServerSocket.&lt;init&gt;(ServerSocket.java:237)
      at org.apache.catalina.core.StandardServer.await(StandardServer.java:422)
      at org.apache.catalina.startup.Catalina.await(Catalina.java:770)
      at org.apache.catalina.startup.Catalina.start(Catalina.java:716)
      at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
      at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
      at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
      at java.lang.reflect.Method.invoke(Method.java:497)
      at org.apache.catalina.startup.Bootstrap.start(Bootstrap.java:350)
      at org.apache.catalina.startup.Bootstrap.main(Bootstrap.java:492)
  </code></pre>
  
  <p>I ran <code>netstat -ano | find "&lt;port-number&gt;"</code></p>
  
  <ol>
  <li>8080 and 8090 ports were not found</li>
  <li>8005 was found. 8005 port is the shutdown port configured in <code>&lt;tomcat&gt;/conf/server.xml</code></li>
  </ol>
  
  <p>Update:</p>
  
  <pre><code>C:\Users&gt;taskkill /PID 4 /F                                                                                             
  ERROR: The process with PID 4 could not be terminated.                                                                  
  Reason: Access is denied.    
  </code></pre>