Bonjour,
je suis en train de développer un site alors je suis bloqué sur la partie inscritpion des nouvels utilisateurs voici ce que netbean me dit :
3 mars 2011 23:23:27 org.apache.catalina.loader.WebappClassLoader clearReferencesJdbc
GRAVE: A web application registered the JBDC driver [com.mysql.jdbc.Driver] but failed to unregister it when the web application was stopped. To prevent a memory leak, the JDBC Driver has been forcibly unregistered.
sur le nevigateur ..
org.apache.jasper.JasperException: An exception occurred processing JSP page /inscriptionAction.jsp at line 26
23: out.println(password);
24:
25: DB db = DB.getInstance();
26: db.insertUser(u);
27:
28: %>
Stacktrace:
org.apache.jasper.servlet.JspServletWrapper.handleJspException(JspServletWrapper.java:510)
org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:419)
org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:313)
org.apache.jasper.servlet.JspServlet.service(JspServlet.java:260)
javax.servlet.http.HttpServlet.service(HttpServlet.java:717)
org.netbeans.modules.web.monitor.server.MonitorFilter.doFilter(MonitorFilter.java:393)
cause mère
java.lang.NullPointerException
mvc.model.DB.insertUser(DB.java:48)
org.apache.jsp.inscriptionAction_jsp._jspService(inscriptionAction_jsp.java:78)
org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:70)
javax.servlet.http.HttpServlet.service(HttpServlet.java:717)
org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:377)
org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:313)
org.apache.jasper.servlet.JspServlet.service(JspServlet.java:260)
javax.servlet.http.HttpServlet.service(HttpServlet.java:717)
org.netbeans.modules.web.monitor.server.MonitorFilter.doFilter(MonitorFilter.java:393)
merci d'avance
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