jpackage fails with non-ASCII characters in --copyright. This issue is reproducible on Windows.
jpackage create-image --input input --output output --name Test
--main-jar hello.jar --main-class Hello --files hello.jar --copyright "Copyright © 2019"
java.lang.RuntimeException: Failed to update version information for C:\Users\USERNAME\AppData\Local\Temp\jdk.jpackage13271058525944047921\config\Test.properties.
jpackage create-image --input input --output output --name Test
--main-jar hello.jar --main-class Hello --files hello.jar --copyright "Copyright © 2019"
java.lang.RuntimeException: Failed to update version information for C:\Users\USERNAME\AppData\Local\Temp\jdk.jpackage13271058525944047921\config\Test.properties.