title: Java ContextPath
body: <p>I have a project , How can I make Copy that project with other context name .
  I change context name . at same time both project are not running. Eclipse show </p>
  
  <pre><code>Exception in thread "http-bio-8080-exec-3" java.lang.OutOfMemoryError: PermGen space
  at java.lang.Throwable.printStackTrace(Throwable.java:721)
  at java.util.logging.SimpleFormatter.format(SimpleFormatter.java:157)
  at java.util.logging.StreamHandler.publish(StreamHandler.java:196)
  at java.util.logging.ConsoleHandler.publish(ConsoleHandler.java:105)
  at java.util.logging.Logger.log(Logger.java:616)
  at java.util.logging.Logger.doLog(Logger.java:641)
  at java.util.logging.Logger.logp(Logger.java:841)
  at org.apache.juli.logging.DirectJDKLog.log(DirectJDKLog.java:185)
  at org.apache.juli.logging.DirectJDKLog.error(DirectJDKLog.java:151)
  at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:260)
  at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:123)
  at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:502)
  at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:171)
  at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:100)
  at org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:953)
  at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:118)
  at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:408)
  at org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1041)
  at org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:603)
  at org.apache.tomcat.util.net.JIoEndpoint$SocketProcessor.run(JIoEndpoint.java:312)
  at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
  at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
  at java.lang.Thread.run(Thread.java:745)
  </code></pre>