解決：
在Eclipse中Tomcat的JVM Setting，加入-Xms256m -Xmx1024m，重新啟動Tomcat即可。
原因：
Exception in thread "Prototyper" java.lang.OutOfMemoryError: Java heap space
Exception in thread "ContainerBackgroundProcessor[StandardEngine[Catalina]]" java.lang.OutOfMemoryError: Java heap space
2011/3/24 上午 11:22:01 org.apache.coyote.tomcat5.CoyoteAdapter service
嚴重的: An exception or error occurred in the container during the request processing
java.lang.OutOfMemoryError: Java heap space
