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Servlet Error Java.lang.nullpointerexception

Also, please edit your post and change your [quote] and [/quote] tags to [code] and [/code] tags. What do you guys suggest I try here? (NPE below and I did look at line 43 of the offending java file listed which just has 'ResultSet rs =null;' Thx, Brian Swallowing exceptions like this almost always just delays a problem rather than fixing it, and it makes it much harder to diagnose later. Please somebody help me out - I'm sweating bullets here and for whatever reason - it seems that backups were not being done nor the SQL agent running. his comment is here

I have a major business crisis here with a database that I inherited that I cannot access and need some insight here. VBulletin, Copyright 2000 - 2016, Jelsoft Enterprises Ltd. Reply With Quote 11-25-2010,09:59 PM #6 hari krishna Member Join Date Oct 2010 Posts 7 Rep Power 0 HTTP Status 500 - java.lang.NullPointerException Java Code: public void doGet(HttpServletRequest request, HttpServletResponse response) posted 3 years ago @Gaurav In future, while posting code, please UseCodeTags I have added them this time for you.

and pass like ?"); Something is null, of this line only con can be null. Check your Deployment descriptor (web.xml) there is an error while registering servlet class so you are getting null pointer exception. There's no "probably" involved here since the compiler will show you the exact line(s) that are causing the problem.

Bill saurabh dinesh Greenhorn Posts: 10 posted 3 years ago Dear Maneesh, Here is the path: ShareSessionServlet?uripath=%2fLendingMastersWeb&path=PopulateSessionInfo&filename=welcome.jsp&divisionid=ADMIN Thanks. Connection Successful. Accidentally modified .bashrc and now I cant login despite entering password correctly What does "Game of the Year" actually mean? In the wrong hint, it may be the class is not found.

AND EMPID= ?"); pst.setString(1, user); pst.setString(2, pass); rs = pst.executeQuery(); if (rs.next()) { System.out.println("Successfully in."); /* * rd = request.getRequestDispatcher("welcome.jsp"); * rd.forward(request, response); */ } else { rd = request.getRequestDispatcher("Login.html"); } The Rule of Thumb for Title Capitalization Trick or Treat polyglot How to apply a constant function to a vector of values? I have just edited my answer. current community chat Stack Overflow Meta Stack Overflow your communities Sign up or log in to customize your list.

The web applications throw the null pointer exceptions because they are expecting the service to be started. I will write in 5 minutes again here –Julie24 Mar 13 '14 at 7:48 Shouldn't it go here:onSelect: function(dateText,inst){ $('.selected-date').html(dateText); var JSON = $('#myForm').serializeArray(); Console.log(JSON); $.ajax({ –Julie24 Mar 13 Also from the API docs In a security conscious environment, the servlet container may return null for a given URL. [How to ask questions] [Donate a pint, save a life!] [Onff-turn Posted By jennifer.current (2 replies) Yesterday, 12:07 AM in New To Java Take a look at my java...

BTW - I didn't write this and know that one shouldn't use 'sa' nevertheless - this is what the SQL logs are reporting a failure in. Post Reply Bookmark Topic Watch Topic New Topic programming forums Java Java JSRs Mobile Certification Databases Caching Books Engineering Languages Frameworks Products This Site Careers Other all forums Forum: Servlets java.lang.NullPointerException Replace your web.xml with this now it will definetly works For Coffee com.example.web.CoffeeSelect For Coffee /SelectCoffee.do share|improve this answer edited Oct Update: java.lang.NullPointerException at data.DataLogic.login(DataLogic.java:22) at serv.login.doPost(login.java:35) at serv.login.doGet(login.java:26) at javax.servlet.http.HttpServlet.service(HttpServlet.java:621) at javax.servlet.http.HttpServlet.service(HttpServlet.java:728) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:305) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:210) at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:222) at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:123) at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:502) at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:171) at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:99) at org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:953) at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:118) at

AND endDate = ? "; PreparedStatement pst = connection.prepareStatement(sql); SimpleDateFormat format = new SimpleDateFormat("yyyy-MM-dd"); java.util.Date util_StartDate = format.parse( req.getParameter("startDate") ); java.sql.Date sql_StartDate = new java.sql.Date( util_StartDate.getTime() ); java.util.Date util_EndDate = format.parse( http://internetmairie.com/servlet-error/servlet-error-java-lang-classnotfoundexception.html Browse other questions tagged java servlets nullpointerexception or ask your own question. New employee has offensive Slack handle due to language barrier more hot questions question feed lang-java about us tour help blog chat data legal privacy policy work here advertising info mobile By creating an account, you're agreeing to our Terms of Use, Privacy Policy and to receive emails from Spiceworks.

Before server side scripting how were HTML forms interpreted Is it unethical of me and can I get in trouble if a professor passes me based on an oral exam without What do you guys suggest I try here? (NPE below and I did look at line 43 of the offending java file listed which just has 'ResultSet rs =null;' So that Maneesh Godbole Saloon Keeper Posts: 11257 16 I like... http://internetmairie.com/servlet-error/servlet-error-null-java-lang-nullpointerexception.html While the index.html load properly but when i submit the page (or make call to servlet), i received below exception HTTP Status 500 - type Exception report message description The server

Does a natural 20 on an animal handling check do anything special? Post Reply Bookmark Topic Watch Topic New Topic Similar Threads Exceptions while working with Type 4; No exception with working with Type 2 driver java.lang.IllegalArgumentException Exception generated while running java Applet mysqlconnector in my system has moved.

Bill Shantanu Kulkarni Greenhorn Posts: 4 posted 2 years ago Thanks.

Is there a way to easily handle functions returning std::pairs? In it, you'll get: The week's top questions and answers Important community announcements Questions that need answers see an example newsletter By subscribing, you agree to the privacy policy and terms In it, you'll get: The week's top questions and answers Important community announcements Questions that need answers see an example newsletter By subscribing, you agree to the privacy policy and terms So where is the bug?

AND EMPID= ?"); (line#65 in the below code.) I'm using oracle 10g. A combination of enabling the "Start components as needed" setting and the "startup-mode" property set to "dependency" in the plugin.xml file within the com.ibm.bpm.crconfig.jar plugin causes the issue. Exception thrown : java.lang.NullPointerException at com.infotech.kastle.lending.servlet.ShareSessionServlet.doGet(ShareSessionServlet.java:36) at javax.servlet.http.HttpServlet.service(HttpServlet.java:743) at javax.servlet.http.HttpServlet.service(HttpServlet.java:856) at com.ibm.ws.webcontainer.servlet.ServletWrapper.service(ServletWrapper.java:1212) at com.ibm.ws.webcontainer.servlet.ServletWrapper.service(ServletWrapper.java:1173) at com.ibm.ws.webcontainer.filter.WebAppFilterChain.doFilter(WebAppFilterChain.java:69) at com.ibm.ws.webcontainer.servlet.ServletWrapper.handleRequest(ServletWrapper.java:626) at com.ibm.ws.webcontainer.webapp.WebApp.handleRequest(WebApp.java:2841) at com.ibm.ws.webcontainer.webapp.WebGroup.handleRequest(WebGroup.java:220) at com.ibm.ws.webcontainer.VirtualHost.handleRequest(VirtualHost.java:204) at com.ibm.ws.webcontainer.WebContainer.handleRequest(WebContainer.java:1681) at com.ibm.ws.webcontainer.channel.WCChannelLink.ready(WCChannelLink.java:77) at com.ibm.ws.http.channel.inbound.impl.HttpInboundLink.handleDiscrimination(HttpInboundLink.java:421) at check over here Thank you Ivan Jozsef Balazs Rancher Posts: 982 5 posted 3 years ago >java.lang.NullPointerException >at com.infotech.kastle.lending.servlet.ShareSessionServlet.doGet(ShareSessionServlet.java:36) Did you locate the line hinted to in the stack trace?

Presenting PowerShell at SpiceWorld London This was the 2nd year I got to present PowerShell at SpiceWorld. Linked 23 Is it safe to use a static java.sql.Connection instance in a multithreaded system? Where I can learn Esperanto by Spanish? The con variable is just null likely because of the completely broken exception handling in the constructor.

Thanks. Is the ritual of killing an animal as offering to Maa Kali correct? Post Reply Bookmark Topic Watch Topic New Topic programming forums Java Java JSRs Mobile Certification Databases Caching Books Engineering Languages Frameworks Products This Site Careers Other all forums Forum: Servlets java.lang.NullPointerException Algebraic objects associated with topological spaces.

However, I do not see a reason for using a static method in that context. Yes I will try to find out to do that. The result is that the Context Root Service is not started because there is no other OSGi bundle that depends upon the Context Root Service bundle or plugin. and pass like ?"); ps.setString(1, user); ps.setString(2, pass); rs=ps.executeQuery(); //System.out.print(b=rs.next()); } catch(Exception e){ e.printStackTrace(); } return b; } } PS: This is invoked from a servlet.

Related 577What is the difference between JSF, Servlet and JSP?458How to upload files to server using JSP/Servlet?1210How to avoid Java code in JSP files?0how to solve error http status 404 in Apache Tomcat itself starts and runs fine - however when a webapp named 'license' that developers created ages ago is accessed from http://127.0.0.1/license it now throws the null exception above. How to answer questions about whether you are taking on new doctoral students when admission is determined by a committee and a competitive process? posted 3 years ago That would indicate ServletContext ctx1 = ctx.getContext(uripath); ctx1 is null. [How to ask questions] [Donate a pint, save a life!] [Onff-turn it on!] saurabh dinesh Greenhorn

The startDate and endDate I am trying to take from the form and javascript.