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Questions tagged [java]

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Programming language and runtime environment that allows compiled Java programs to run unchanged on most hardware and software platforms

1,855 questions
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Score of 1
1 answer
378 views

I’m troubleshooting a sudden and inconsistent failure of client certificate prompts across multiple Java web applications running in a test/development environment. These applications run on two ...
Score of 0
0 answers
70 views

Environment: OS: Debian 13 (Trixie) Java: OpenJDK 11.0.24 Database: PostgreSQL 17 (Manual login verified) Server: Tomcat 9.0.98 (Manual install in /opt/tomcat) The Issue: Tomcat starts, but the ...
Score of 2
1 answer
59 views

I wrote a C library used into a Java program via JNI Swig. It's called by a Tomcat service. Sometimes the server crashes and the problem seems to be in the lib. The catalina.out log file has a single ...
Score of 0
0 answers
250 views

I am attempting to connect a Rundeck container (Server A) to an OpenLDAP container (Server B) via LDAPS. While standard CLI tools work perfectly (LDAPTLS_REQCERT=never ldapsearch -H ldaps://ldap-...
Score of 0
1 answer
97 views

This is a Shibboleth question regarding PEM files and Tomcat. I noticed within the Shibboleth Windows installation, there are some PEM files within the ...\shibboleth-sp\etc\shibboleth dir. Do I need ...
Score of 0
1 answer
126 views

I try to use procrun to install a Java app as a Windows-Service ( using Windows 11). Running my setup from within an already elevated context, it works as expected. However, starting it as normal user,...
Score of 0
0 answers
91 views

I am running into a problem with rundeck community version 5.16.0 where I start the service and after about a minute the service stops itself. It looks like an error when trying to connect to the ...
Score of 2
1 answer
191 views

I'm upgrading Jenkins on my void-linux server, which involves updating the JRE. I installed openjdk21-jre with xbps, deinstalled the old one (openjdk14-jre) and installed Jenkins 2.528. It started ...
Score of 0
1 answer
244 views

I copied a jstack executable from one linux machine to another because I'm not allowed to install programs on a revenue generating server. When run it produces the error: jstack: error while loading ...
Score of 0
1 answer
88 views

my provider don't support Emergency Linux Boot I can only use ssh and root access to the server DD is complicated/risky to use because of file sizes, as it will try to image the entire disk, it will ...
Score of 0
1 answer
705 views

This article instructs how to set up huge pages for Java in Linux. I went through the following steps: Added lines echo 4294967295 > /proc/sys/kernel/shmmax and echo 1536 > /proc/sys/vm/...
Score of 0
1 answer
182 views

I can't download anything from HTTPS in a Java application in my new Debian server, while it works fine on the old server. They are both running bullseye with Java version openjdk 17.0.14 2025-01-21 ...
Score of 0
0 answers
481 views

In an acquired RESTful Spring Boot Web application with some restrictions that runs properly with IntelliJ IDEA v2022.02.05, I am asked to start the project without it. So, I started it in the command ...
Score of 0
1 answer
423 views

This is a follow up from my previous question: https://stackoverflow.com/staging-ground/79353883. I changed version of the Wildfly to 26 and transfered all the code and libraries to work with jakarta. ...
Score of 1
1 answer
768 views

I have a project hosted on IIS that works fine most of the time. Sometimes reloading the page results in the error: "This site can't be reached. Check if there is a typo in esuport.mm.local. If ...

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