Status 500 error instantiating servlet class newservlet

You should make its constructor and other methods public too. You can even make use of the default constructor by removing the less. you can either remove your annotation or the web. if you need both approaches, it should be similar to below: = " ServletExample", urlPatterns = { " / servletExample" } ) public class. I think somethin wrong in this section: < servlet- class> website. HomeServlet< / servlet- class>. Instead try: < servlet- class> website. My current error is: HTTP Status 500 - Error instantiating servlet class com. I am adding my web. Please provide me the possible solutions. - < web- rvlet can be mapped using web. xml or annotation. You are using both of them. Remove below portion from web. xml then clean and build your project then you are good to go.

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  • Video:Class servlet error

    Status servlet error

    < servlet> < servlet- name> Hello< / servlet- name>. private static final long serialVersionUID = L;. also you can generate it automatically in eclipse. It is because each servlet in a app has a unique id. and tomcat causes problem with two servlets having same id. HTTP Status 500 - Error instantiating servlet class controller. HttpServletRequest; import javax. ServletFileUpload; / * * * Servlet implementation class AddFileServlet * / public class AddFileServlet extends. Here' s an extract of relevance from your exception: javax. ServletException : Error instantiating servlet class NewServlet. NullPointerException Ice. < init> ( PropertiesI. you can simply add tag under tag of web. xml, It will work.

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