Class Org.apache.maven.plugin.war.util.webappstructureserializer — Could Not Initialize
Look for an earlier exception stack trace, typically starting with:
Then rebuild: mvn clean package
To see the actual root cause hidden behind the “Could not initialize class” message, run Maven with the -X (debug) flag: Look for an earlier exception stack trace, typically
org.apache.maven.plugins maven-war-plugin 3.3.1 Use code with caution. Copied to clipboard Secondary Troubleshooting Steps
If you are forced to build a legacy application, consider using Docker to isolate the build environment. You can run the build inside a container running an older JDK (like OpenJDK 7 or 8 When Maven attempts to build your WAR file,
<plugin> <groupId>org.apache.maven.plugins</groupId> <artifactId>maven-war-plugin</artifactId> <version>3.4.0</version> <!-- or higher --> </plugin>
aren't fully compatible with modern environments. When Maven attempts to build your WAR file, it often uses a "default" version of this plugin that might be outdated for your current setup. The Solution: Explicitly Update your Plugin !-- or higher -->
If the above doesn't work, force the War Plugin to use JAXB by declaring it inside the plugin's own <dependencies> block: