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0 votes

Hello,

I am unable to add a new application; the page stays like this.

Only modification made: certificate renewal via Let’s Encrypt and configuration of a reverse proxy.

ago by (250 points)
edited ago by

1 Answer

0 votes
Try checking your browser console for HTTP errors when trying to upload a file.

You might find a 413 error there: https://qa.h-mdm.com/11659/failed-to-upload-the-app-413-request-entity-too-large

If this isn't the case, check this file: /var/lib/tomcat9/logs/catalina.out; it should contain the error stack trace for the error.
ago by (19.4k points)
Hello,
I have nothing in the logs.


                at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
                at org.apache.tomcat.util.threads.InlineExecutorService.execute(InlineExecutorService.java:75)
                at java.base/java.util.concurrent.AbstractExecutorService.submit(AbstractExecutorService.java:140)
                at org.apache.catalina.core.ContainerBase.stopInternal(ContainerBase.java:976)
                at org.apache.catalina.util.LifecycleBase.stop(LifecycleBase.java:257)
                at org.apache.catalina.core.StandardService.stopInternal(StandardService.java:473)
                at org.apache.catalina.util.LifecycleBase.stop(LifecycleBase.java:257)
                at org.apache.catalina.core.StandardServer.stopInternal(StandardServer.java:992)
                at org.apache.catalina.util.LifecycleBase.stop(LifecycleBase.java:257)
                at org.apache.catalina.startup.Catalina.stop(Catalina.java:706)
                at org.apache.catalina.startup.Catalina$CatalinaShutdownHook.run(Catalina.java:803)
13-Mar-2026 15:28:05.755 INFO [Thread-8] org.apache.coyote.AbstractProtocol.stop Stopping ProtocolHandler ["http-nio-8080"]
13-Mar-2026 15:28:05.760 INFO [Thread-8] org.apache.coyote.AbstractProtocol.stop Stopping ProtocolHandler ["https-openssl-nio-8443"]
13-Mar-2026 15:28:05.766 INFO [Thread-8] org.apache.coyote.AbstractProtocol.destroy Destroying ProtocolHandler ["http-nio-8080"]
13-Mar-2026 15:28:05.767 INFO [Thread-8] org.apache.coyote.AbstractProtocol.destroy Destroying ProtocolHandler ["https-openssl-nio-8443"]
13-Mar-2026 15:28:06.775 INFO [main] org.apache.catalina.startup.VersionLoggerListener.log Server version name:   Apache Tomcat/9.0.31 (Ubuntu)
13-Mar-2026 15:28:06.776 INFO [main] org.apache.catalina.startup.VersionLoggerListener.log Server built:          Apr 2 2025 15:04:23 UTC
13-Mar-2026 15:28:06.776 INFO [main] org.apache.catalina.startup.VersionLoggerListener.log Server version number: 9.0.31.0
13-Mar-2026 15:28:06.776 INFO [main] org.apache.catalina.startup.VersionLoggerListener.log OS Name:               Linux
13-Mar-2026 15:28:06.776 INFO [main] org.apache.catalina.startup.VersionLoggerListener.log OS Version:            5.4.0-216-generic
13-Mar-2026 15:28:06.776 INFO [main] org.apache.catalina.startup.VersionLoggerListener.log Architecture:          amd64
13-Mar-2026 15:28:06.777 INFO [main] org.apache.catalina.startup.VersionLoggerListener.log Java Home:             /usr/lib/jvm/java-11-openjdk-amd64
13-Mar-2026 15:28:06.777 INFO [main] org.apache.catalina.startup.VersionLoggerListener.log JVM Version:           11.0.27+6-post-Ubuntu-0ubuntu120.04
13-Mar-2026 15:28:06.777 INFO [main] org.apache.catalina.startup.VersionLoggerListener.log JVM Vendor:            Ubuntu
13-Mar-2026 15:28:06.777 INFO [main] org.apache.catalina.startup.VersionLoggerListener.log CATALINA_BASE:         /var/lib/tomcat9
13-Mar-2026 15:28:06.777 INFO [main] org.apache.catalina.startup.VersionLoggerListener.log CATALINA_HOME:         /usr/share/tomcat9
13-Mar-2026 15:28:06.806 INFO [main] org.apache.catalina.startup.VersionLoggerListener.log Command line argument: --add-opens=java.base/java.lang=ALL-UNNAMED
13-Mar-2026 15:28:06.806 INFO [main] org.apache.catalina.startup.VersionLoggerListener.log Command line argument: --add-opens=java.base/java.io=ALL-UNNAMED
13-Mar-2026 15:28:06.807 INFO [main] org.apache.catalina.startup.VersionLoggerListener.log Command line argument: --add-opens=java.rmi/sun.rmi.transport=ALL-UNNAMED
13-Mar-2026 15:28:06.807 INFO [main] org.apache.catalina.startup.VersionLoggerListener.log Command line argument: -Djava.util.logging.config.file=/var/lib/tomcat9/conf/logging.properties
13-Mar-2026 15:28:06.807 INFO [main] org.apache.catalina.startup.VersionLoggerListener.log Command line argument: -Djava.util.logging.manager=org.apache.juli.ClassLoaderLogManager
13-Mar-2026 15:28:06.807 INFO [main] org.apache.catalina.startup.VersionLoggerListener.log Command line argument: -Djava.awt.headless=true
13-Mar-2026 15:28:06.807 INFO [main] org.apache.catalina.startup.VersionLoggerListener.log Command line argument: -Djdk.tls.ephemeralDHKeySize=2048
13-Mar-2026 15:28:06.807 INFO [main] org.apache.catalina.startup.VersionLoggerListener.log Command line argument: -Djava.protocol.handler.pkgs=org.apache.catalina.webresources
13-Mar-2026 15:28:06.808 INFO [main] org.apache.catalina.startup.VersionLoggerListener.log Command line argument: -Dorg.apache.catalina.security.SecurityListener.UMASK=0027
13-Mar-2026 15:28:06.808 INFO [main] org.apache.catalina.startup.VersionLoggerListener.log Command line argument: -Dignore.endorsed.dirs=
13-Mar-2026 15:28:06.808 INFO [main] org.apache.catalina.startup.VersionLoggerListener.log Command line argument: -Dcatalina.base=/var/lib/tomcat9
13-Mar-2026 15:28:06.808 INFO [main] org.apache.catalina.startup.VersionLoggerListener.log Command line argument: -Dcatalina.home=/usr/share/tomcat9
13-Mar-2026 15:28:06.808 INFO [main] org.apache.catalina.startup.VersionLoggerListener.log Command line argument: -Djava.io.tmpdir=/tmp
13-Mar-2026 15:28:06.808 INFO [main] org.apache.catalina.core.AprLifecycleListener.lifecycleEvent Loaded APR based Apache Tomcat Native library [1.2.23] using APR version [1.6.5].
13-Mar-2026 15:28:06.808 INFO [main] org.apache.catalina.core.AprLifecycleListener.lifecycleEvent APR capabilities: IPv6 [true], sendfile [true], accept filters [false], random [true].
13-Mar-2026 15:28:06.808 INFO [main] org.apache.catalina.core.AprLifecycleListener.lifecycleEvent APR/OpenSSL configuration: useAprConnector [false], useOpenSSL [true]
13-Mar-2026 15:28:06.812 INFO [main] org.apache.catalina.core.AprLifecycleListener.initializeSSL OpenSSL successfully initialized [OpenSSL 1.1.1f  31 Mar 2020]
13-Mar-2026 15:28:07.129 INFO [main] org.apache.coyote.AbstractProtocol.init Initializing ProtocolHandler ["http-nio-8080"]
13-Mar-2026 15:28:07.161 INFO [main] org.apache.catalina.startup.Catalina.load Server initialization in [825] milliseconds
13-Mar-2026 15:28:07.213 INFO [main] org.apache.catalina.core.StandardService.startInternal Starting service [Catalina]
13-Mar-2026 15:28:07.214 INFO [main] org.apache.catalina.core.StandardEngine.startInternal Starting Servlet engine: [Apache Tomcat/9.0.31 (Ubuntu)]
13-Mar-2026 15:28:07.221 INFO [main] org.apache.catalina.startup.HostConfig.deployDescriptor Deploying deployment descriptor [/etc/tomcat9/Catalina/localhost/ROOT.xml]
13-Mar-2026 15:28:11.588 INFO [main] org.apache.jasper.servlet.TldScanner.scanJars At least one JAR was scanned for TLDs yet contained no TLDs. Enable debug logging for this logger for a complete list of JARs that were scanned but no>
13-Mar-2026 15:28:16.527 INFO [main] nonapi.io.github.classgraph.classloaderhandler.lifecycle.ServletLifeCycleListener.contextInitialized Servlet context initialized
13-Mar-2026 15:28:17.777 INFO [main] org.apache.catalina.startup.HostConfig.deployDescriptor Deployment of deployment descriptor [/etc/tomcat9/Catalina/localhost/ROOT.xml] has finished in [10,556] ms
13-Mar-2026 15:28:17.780 INFO [main] org.apache.coyote.AbstractProtocol.start Starting ProtocolHandler ["http-nio-8080"]
13-Mar-2026 15:28:17.808 INFO [main] org.apache.catalina.startup.Catalina.start Server startup in [10,646] milliseconds


On the browser:
web-ui-files    413    xhr    angular.js:12265    674 B    13 ms
...