Searched on Google with the first line of a JAVA stack trace?

We can recommend more relevant solutions and speed up debugging when you paste your entire stack trace with the exception message. Try a sample exception.

Recommended solutions based on your search

Solutions on the web

via Oracle Community by 807555, 1 year ago
javax.servlet.UnavailableException: Clase introuvable !!!! at Forum_bd2.init(Forum_bd2.java:23) at javax.servlet.GenericServlet.init(GenericServlet.java:266) at com.sun.web.core.ServletWrapper.loadServlet(ServletWrapper.java:101) at com.sun.web.core.ServletWrapper.handleRequest(ServletWrapper.java:119) at com.sun.web.core.InvokerServlet.service(InvokerServlet.java:168) at javax.servlet.http.HttpServlet.service(HttpServlet.java:840) at com.sun.web.core.ServletWrapper.handleRequest(ServletWrapper.java:155) at com.sun.web.core.Context.handleRequest(Context.java:414) at com.sun.web.server.ConnectionHandler.run(ConnectionHandler.java:139)