Stack trace from logs is attached.
The same code works fine with the same version of Lucee (and extensions) on Java 8.
Docker - lucee/lucee:18.104.22.168-SNAPSHOT-nginx
OpenJDK 64-Bit Server VM (build 11.0.3+1-Debian-1bpo91, mixed mode, sharing)
Image extension 22.214.171.124
PDF extension 126.96.36.199
the new release of flying saucer 9.1.20 fixes this specific error
It will work with the old version if you add jaxb api. It crashes because jaxb was removed from Java SE and added to Java EE from Java 9 I believe.
already happen with Java 10