[ERROR] Failed to execute goal org.apache.maven.plugins:maven-shade-plugin:3.5.3:shade (default) on project SwiftCore-beta: Error creating shaded jar: Problem shading JAR C:\Users\kusal.m2\repository\net\wesjd\anvilgui\1.10.13-SNAPSHOT\anvilgui-1.10.13-SNAPSHOT.jar entry net/wesjd/anvilgui/version/Wrapper26_R1.class: java.lang.IllegalArgumentException: Unsupported class file major version 69 -> [Help 1]
[ERROR] Failed to execute goal org.apache.maven.plugins:maven-shade-plugin:3.5.3:shade (default) on project SwiftCore-beta: Error creating shaded jar: Problem shading JAR C:\Users\kusal.m2\repository\net\wesjd\anvilgui\1.10.13-SNAPSHOT\anvilgui-1.10.13-SNAPSHOT.jar entry net/wesjd/anvilgui/version/Wrapper26_R1.class: java.lang.IllegalArgumentException: Unsupported class file major version 69 -> [Help 1]