java.lang.ClassNotFoundException Netbeans java derby

Question

I use Netbeans, doing a java app. I created a class ConnectDB for db connetion using Java DB in netbeans. i started the server and ten conneted to db. when i run the file it pro

Answer 1

If you use Tomcat download derbyclient.jar from here . And copy the jar file to Tomcat's lib folder.