Error of Tomcat with JDBC java.lang.VerifyError: (class: interbase/interclient/ErrorKey, method: _$372 signature: (Ljava/lang/String;Ljava/lang/String;I)V) Expecting to find unitialized object on stack interbase.interclient.JDBCNet._$125439(JDBCNet.java:92) interbase.interclient.JDBCNet. (JDBCNet.java:74) interbase.interclient.Connection._$45044(Connection.java:317) interbase.interclient.Connection. (Connection.java:285) interbase.interclient.Driver.connect(Driver.java:204) com.myeclipse.practice.HelloWorldServlet.doPost(HelloWorldServlet.java:150) javax.servlet.http.HttpServlet.service(HttpServlet.java:763) javax.servlet.http.HttpServlet.service(HttpServlet.java:856)    More>>