Hello,
we have purchasing 10 domain plesk server from webhosting company.
on that our 1st site is running successfully. After uploading 2nd site the problem arise.
We are using
tomcat as application server , jdk1.6 and mysql 5.0 database.
while running both the site simultaneously it gives us class cast exception
Which ever site running 1st after restarting tomcat is working fine, the other site which we run second is not working it gives class cast exception.
Error :
rror in ConnectBean : java.lang.ClassCastException: com.mysql.jdbc.Connection cannot be cast to com.mysql.jdbc.Connection
java.lang.ClassCastException: com.mysql.jdbc.Connection cannot be cast to com.mysql.jdbc.Connection
at SaarthiBean.DB.SaarthiConnectBean.changeDB(SaarthiConnectBean.java:60)
at SaarthiBean.DB.SaarthiConnectBean.changeDB(SaarthiConnectBean.java:30)
at SaarthiBean.DB.SaarthiConnectBean.<init>(SaarthiConnectBean.java:19)
at org.apache.jsp._1_jsp._jspService(_1_jsp.java:58)
at org.apache.jasper.runtime.HttpJspBase.service(jasper5-runtime-5.5.23.jar.so)
at javax.servlet.http.HttpServlet.service(tomcat5-servlet-2.4-api-5.5.23.jar.so)
at org.apache.jasper.servlet.JspServletWrapper.service(jasper5-compiler-5.5.23.jar.so)
at org.apache.jasper.servlet.JspServlet.serviceJspFile(jasper5-compiler-5.5.23.jar.so)
at org.apache.jasper.servlet.JspServlet.service(jasper5-compiler-5.5.23.jar.so)
at javax.servlet.http.HttpServlet.service(tomcat5-servlet-2.4-api-5.5.23.jar.so)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(catalina-5.5.23.jar.soa0q5kw.so)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(catalina-5.5.23.jar.soa0q5kw.so)
at org.apache.catalina.core.StandardWrapperValve.invoke(catalina-5.5.23.jar.soa0q5kw.so)
at org.apache.catalina.core.StandardContextValve.invoke(catalina-5.5.23.jar.soa0q5kw.so)
at org.apache.catalina.core.StandardHostValve.invoke(catalina-5.5.23.jar.soa0q5kw.so)
at org.apache.catalina.valves.ErrorReportValve.invoke(catalina-5.5.23.jar.soa0q5kw.so)
at org.apache.catalina.core.StandardEngineValve.invoke(catalina-5.5.23.jar.soa0q5kw.so)
at org.apache.catalina.connector.CoyoteAdapter.service(catalina-5.5.23.jar.soa0q5kw.so)
at org.apache.jk.server.JkCoyoteHandler.invoke(tomcat-ajp-5.5.23.jar.so)
at org.apache.jk.common.HandlerRequest.invoke(tomcat-ajp-5.5.23.jar.so)
at org.apache.jk.common.ChannelSocket.invoke(tomcat-ajp-5.5.23.jar.so)
at org.apache.jk.common.ChannelSocket.processConnection(tomcat-ajp-5.5.23.jar.so)
at org.apache.jk.common.ChannelSocket$SocketConnection.runIt(tomcat-ajp-5.5.23.jar.so)
at org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(tomcat-util-5.5.23.jar.so)
at java.lang.Thread.run(libgcj.so.7rh)
can any one tell me what is the reason of problem?
how we can solve it?
thanks