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Questions tagged [tomcat9]

Version 9.x (August 2017 onwards) of the Apache Tomcat servlet container. Use only if your question is specifically related to features of this version.

Version 9.x (August 2017 onwards) of the Apache Tomcat servlet container.

Apache Tomcat is an open source servlet container developed by the Apache Software Foundation (ASF). It supports the 3.1, 2.3, 3.0, and 1.0 specifications1. Questions here should relate only to Tomcat Version 9.x.

Use only if your question is specifically related to features of this version. Just because you are using this version, doesn't mean you need this tag. Use in addition to or instead of this tag.

See for more information.

1170 questions
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Shell script for stopping the tomcat

How to write the shell script for to stop the tomcat. tomcat version - tomcat9 environment - Linux OS - centos7
madhuri
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Java: ZIP Files downloaded with HTTPUrlConnection are corrupted

I am migrating a webapp from Java 8 to 11 (and Tomcat 8 to 9) and i have a Client that downloads ZIP Archive Files from a Service using the following methods: public HTTPResponse doGet(String aUrl, HashMap aRequestParams,…
flixe
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Apache Tomcat 9 on Windows 10

VMware ESXi 6.5 and later (VM version 13) 2x CPU (Xeon E5-2620 v3) 16,384 MB memory Guest OS: Windows 10 Pro 1809 (build 17763.55) Performance of the VM is very sluggish, even through the VMware console connection. Looking at the Resource Monitor,…
Rich M
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Basic SpringMVC + Tomcat issue

I am very new to SpringMVC, and right now I am trying to build a simple application using this tutorial: http://websystique.com/springmvc/spring-4-mvc-helloworld-tutorial-annotation-javaconfig-full-example/ I have checked Basic SpringMvC controller…
vadim_v
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JSP is not found with error java.lang.NoClassDefFoundError after renaming it

I am facing typical issue with the simple servlet, JSP application. I have developed some JSP pages and servlet. It works fine. After it, I have changed JSP file names to case sensitive likeAddEmployee.jsp to addEmployee.jsp and Home.jsp to…
Dhaval Goti
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Does tomcat 9 support jdk 17

I am not able to start the tomcat 9 server with java 17. is tomcat 9 compatible with java17? Is anyone able to run Tomcat 9 with JAVA17? Thanks
kani
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Page not found java project deployed using tomcat

I've got one java web based project. Build using JDK 1.8 and Using Intellij as IDE. Using tomcat to deploy the product Essentially in our product I was trying to test a few things with a class. Very recently what has happened is whenever I am…
vishalK
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Is there any way to do java compilation and deployment to web server inside the docker container?

Is there any way to do java compilation and deployment to web server inside the docker container? I'm not able to pull both JDK image and Tomcat Server images in single Dockerfile, is there any alternative to address this issue? Thanks in advance
Swamy Naidu
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error instantiating servlet class during sign in

I have made a notelog web project using tomcat as server in Netbeans IDE. It was working fine until couple of days ago, even though I hadn't changed anything, it started showing error. Whenever I run my notelog and then try to sign in through…
RONAK MALKAN
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Java Servlet java.lang.NullPointerException at doGet()

I have an HTTP 500 - Internal server error for java servlet. And I didn’t found a solution on forums for my case. I’m using IntelliJ Ultimate 2020.3 and Apache Tomcat Server 9.0.43. Here’s my projet files structure and my code. I have been looking…
ABDOURAHAMANE ISSAKA SANI
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Estado HTTP 500 – Internal Server Error using Java Servlet, Netbeans ide 11.1 tomcat 9.029

Whenever I try to call a servlet it's giving me "Estado HTTP 500 – Internal Server Error". Even when I create a new servlet in a new web aplication just to test it, it gives the same error. The weird thing is that it was working fine yesterday, and…
Oscar Garcia
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Error while creating file in Tomcat 9 using Java

I have a Java program that previously run in Tomcat 8. Now, I already upgrade my Tomcat to Tomcat 9 and I find out that the program giving me errors at getAbsoluteFile. I suspect the error is because of the limitation of access right for the folder.…
inayzi
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http status 500 – internal server error (access denied )

As a beginner to Jsp. I'm building a simple web application that mail with gmail. When I run the below code, I'm getting the following error HTTP Status 500 - Internal Server Error(access denied) and web server is tomcat. I've also downloaded and…
Avnisha Ayushi
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