https://bz.apache.org/bugzilla/show_bug.cgi?id=66663
--- Comment #1 from sfis...@gmail.com --- you might need to pass -Djava.awt.headless=true to the jvm launched inside the docker image -- You are receiving this mail because: You are the assignee for the bug. --------------------------------------------------------------------- To unsubscribe, e-mail: dev-unsubscr...@poi.apache.org For additional commands, e-mail: dev-h...@poi.apache.org