I had started with "java -jar orion.jar" and: Auto-unpacking D:\orion\applications\news.ear... done. Auto-unpacking D:\orion\applications\news\news-web.war... done. Auto-deploying news (New server version detected)... Auto-deploying Sample (New server version detected)... Error initializing server: DriverManagerDataSource driver 'null' not found What can be happening? Edson Richter