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via Oracle Community by 807594, 1 year ago
This exception has no message.
java.lang.NullPointerException: 	at HR.LoginServlet.doPost(LoginServlet.java:27)	at javax.servlet.http.HttpServlet.service(HttpServlet.java:760)	at javax.servlet.http.HttpServlet.service(HttpServlet.java:853)	at org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:684)	at org.apache.catalina.core.ApplicationDispatcher.doForward(ApplicationDispatcher.java:432)	at org.apache.catalina.core.ApplicationDispatcher.forward(ApplicationDispatcher.java:356)