Problem with starting up confluence using the atlassian SDK

Hello,
I’ve installed the atlassian-sdk because I wanted to get started with confluence plugin development. After setting it up and running atlas-version it seems to have installed correctly:

atlas-version

ATLAS Version:    8.2.7
ATLAS Home:       C:\Applications\Atlassian\atlassian-plugin-sdk-8.2.7
ATLAS Scripts:    C:\Applications\Atlassian\atlassian-plugin-sdk-8.2.7\bin
ATLAS Maven Home: C:\Applications\Atlassian\atlassian-plugin-sdk-8.2.7\apache-maven-3.5.4
AMPS Version:     8.1.2
--------
Executing: "C:\Applications\Atlassian\atlassian-plugin-sdk-8.2.7\apache-maven-3.5.4\bin\mvn.cmd" --version -gs C:\Applications\Atlassian\atlassian-plugin-sdk-8.2.7\apache-maven-3.5.4/conf/settings.xml
Apache Maven 3.5.4 (1edded0938998edf8bf061f1ceb3cfdeccf443fe; 2018-06-17T20:33:14+02:00)
Maven home: C:\Applications\Atlassian\atlassian-plugin-sdk-8.2.7\apache-maven-3.5.4\bin\..
Java version: 17.0.13, vendor: Eclipse Adoptium, runtime: C:\java\jdk-17.0.13+11
Default locale: de_DE, platform encoding: Cp1252
OS name: "windows 11", version: "10.0", arch: "amd64", family: "windows"

But when running atlas-run-standalone --product confluence it looks allright on the console:

atlas-run-standalone --product confluence
Executing: "C:\Applications\Atlassian\atlassian-plugin-sdk-8.2.7\apache-maven-3.5.4\bin\mvn.cmd" com.atlassian.maven.plugins:amps-maven-plugin:8.1.2:run-standalone -gs C:\Applications\Atlassian\atlassian-plugin-sdk-8.2.7\apache-maven-3.5.4/conf/settings.xml -Dproduct=confluence
[INFO] Scanning for projects...
[INFO] 
[INFO] ------------------< org.apache.maven:standalone-pom >-------------------
[INFO] Building Maven Stub Project (No POM) 1
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- amps-maven-plugin:8.1.2:run-standalone (default-cli) @ standalone-pom ---
[WARNING] ************************************************************
Version 8.2.7 of the Atlassian Plugin SDK is now available.
Run the atlas-update command to update.
************************************************************
[INFO] Google Analytics Tracking is enabled to collect AMPS usage statistics.
[INFO] Although no personal information is sent, you may disable tracking by adding <allowGoogleTracking>false</allowGoogleTracking> to the amps plugin configuration in your pom.xml
[INFO] Sending event to Google Analytics: AMPS:confluence - Run Standalone
[INFO] Google Analytics Tracking is enabled to collect AMPS usage statistics.
[INFO] Although no personal information is sent, you may disable tracking by adding <allowGoogleTracking>false</allowGoogleTracking> to the amps plugin configuration in your pom.xml
[INFO] Sending event to Google Analytics: AMPS:confluence - Run
[INFO] artifact com.atlassian.bamboo:atlassian-bamboo-web-app: checking for updates from atlassian-plugin-sdk
[INFO] artifact com.atlassian.confluence:confluence-webapp: checking for updates from atlassian-plugin-sdk
[INFO] artifact com.atlassian.crowd:crowd-web-app: checking for updates from atlassian-plugin-sdk
[INFO] artifact com.atlassian.crucible:atlassian-crucible: checking for updates from atlassian-plugin-sdk
[INFO] artifact com.atlassian.bitbucket.server:bitbucket-webapp: checking for updates from atlassian-plugin-sdk
[INFO] artifact com.atlassian.jira:atlassian-jira-webapp: checking for updates from atlassian-plugin-sdk
[INFO] 
[INFO] Starting confluence... (see log at C:\Dev\atlas\amps-standalone-confluence-LATEST/target/confluence-LATEST.log)
[INFO] determining latest stable data version...
[INFO] artifact com.atlassian.confluence.plugins:confluence-plugin-test-resources: checking for updates from atlassian-plugin-sdk
[INFO] using latest stable data version: 9.1.0
[INFO] Configured Artifact: com.atlassian.confluence.plugins:confluence-plugin-test-resources:9.1.0:zip
[INFO] com.atlassian.confluence.plugins:confluence-plugin-test-resources:9.1.0:zip already exists in C:\Dev\atlas\amps-standalone-confluence-LATEST\target\confluence
[INFO] determining latest stable product version...
[INFO] using latest stable product version: 9.1.0
[INFO] Configured Artifact: com.atlassian.confluence:confluence-webapp:9.1.0:war
[INFO] com.atlassian.confluence:confluence-webapp:9.1.0:war already exists in C:\Dev\atlas\amps-standalone-confluence-LATEST\target\confluence
[INFO] Configured Artifact: org.apache.felix:org.apache.felix.webconsole:1.2.8:jar
[INFO] Copying org.apache.felix.webconsole-1.2.8.jar to C:\Dev\atlas\amps-standalone-confluence-LATEST\target\confluence\webapp\WEB-INF\atlassian-bundled-plugins\org.apache.felix.webconsole-1.2.8.jar
[INFO] Configured Artifact: org.apache.felix:org.osgi.compendium:1.2.0:jar
[INFO] Copying org.osgi.compendium-1.2.0.jar to C:\Dev\atlas\amps-standalone-confluence-LATEST\target\confluence\webapp\WEB-INF\atlassian-bundled-plugins\org.osgi.compendium-1.2.0.jar
[INFO] Configured Artifact: com.atlassian.labs.httpservice:httpservice-bridge:0.6.2:jar
[INFO] Copying httpservice-bridge-0.6.2.jar to C:\Dev\atlas\amps-standalone-confluence-LATEST\target\confluence\webapp\WEB-INF\atlassian-bundled-plugins\httpservice-bridge-0.6.2.jar
[INFO] Configured Artifact: com.atlassian.devrel:developer-toolbox-plugin:2.0.17:jar
[INFO] Copying developer-toolbox-plugin-2.0.17.jar to C:\Dev\atlas\amps-standalone-confluence-LATEST\target\confluence\webapp\WEB-INF\atlassian-bundled-plugins\developer-toolbox-plugin-2.0.17.jar
[INFO] Configured Artifact: com.atlassian.labs:rest-api-browser:3.1.3:jar
[INFO] Copying rest-api-browser-3.1.3.jar to C:\Dev\atlas\amps-standalone-confluence-LATEST\target\confluence\webapp\WEB-INF\atlassian-bundled-plugins\rest-api-browser-3.1.3.jar
[INFO] Configured Artifact: com.atlassian.plugins:plugin-data-editor:1.2:jar
[INFO] Copying plugin-data-editor-1.2.jar to C:\Dev\atlas\amps-standalone-confluence-LATEST\target\confluence\webapp\WEB-INF\atlassian-bundled-plugins\plugin-data-editor-1.2.jar
[INFO] artifact com.atlassian.synchrony:synchrony-proxy: checking for updates from atlassian-public
[INFO] artifact com.atlassian.synchrony:synchrony-proxy: checking for updates from atlassian-plugin-sdk
[INFO] artifact com.atlassian.synchrony:synchrony-proxy: checking for updates from central
[INFO] Configured Artifact: com.atlassian.synchrony:synchrony-proxy:4.0.5:war
[INFO] com.atlassian.synchrony:synchrony-proxy:4.0.5:war already exists in C:\Dev\atlas\amps-standalone-confluence-LATEST\target\confluence\synchrony-proxy
[INFO] Effective-POM written to: C:\Dev\atlas\amps-standalone-confluence-LATEST\target\confluence\effectivePom.xml
[INFO] Reusing unpacked container 'tomcat9x' from C:\Dev\atlas\amps-standalone-confluence-LATEST\target\container\tomcat9x\apache-tomcat-9.0.93
[INFO] Starting confluence on the tomcat9x container on ports 1990 (http), 59367 (rmi) and 8009 (ajp)
[INFO] using codehaus cargo v1.6.10
[INFO] [2.ContainerStartMojo] Resolved container artifact org.codehaus.cargo:cargo-core-container-tomcat:jar:1.6.10 for container tomcat9x
[INFO] [talledLocalContainer] Tomcat 9.x starting...
[INFO] [stalledLocalDeployer] Deploying [C:\Dev\atlas\amps-standalone-confluence-LATEST\target\confluence\confluence.war] to [C:\Dev\atlas\amps-standalone-confluence-LATEST/target\container\tomcat9x\cargo-confluence-home\webapps]...
[INFO] [stalledLocalDeployer] Deploying [C:\Dev\atlas\amps-standalone-confluence-LATEST\target\confluence\synchrony-proxy\synchrony-proxy-original.war] to [C:\Dev\atlas\amps-standalone-confluence-LATEST/target\container\tomcat9x\cargo-confluence-home\webapps]...
[INFO] [talledLocalContainer] Tomcat 9.x started on port [1990]
[INFO] confluence started successfully in 97s at http://localhost:1990/confluence
[INFO] Type Ctrl-C to shutdown gracefully

But the tool is not starting:


Is there anywhere else I can take a look to get more information about this error?

Thanks in advance.
Regards,
Sandro