13-dic-2011 17.00.36 org.apache.catalina.core.AprLifecycleListener init INFO: The APR based Apache Tomcat Native library which allows optimal performance in producti
Happened to me a couple of times.
Windows > Show view > Servers>
A List of servers will be displayed at bottom Right click on it and delete.
Now while running your project, Manually re select the server from list of existing servers and run.