Gentoo's Bugzilla –
Attachment 359486 Details for
Bug 486042=dev-java/icedtea-bin-7.2.4.1 - java: Exception in thread "main" java.lang.UnsatisfiedLinkError: /opt/icedtea-bin-7.2.4.1/jre/lib/amd64/headless/libmawt.so: libcups.so.2: cannot open shared object file: No such file or directory