Ebuild 9999 has a missing or malformed copyright/licensing header.
[Notice] Ebuild 9999 has an invalid header. It should start with a valid copyright line (e.g., '# Copyright YEARS MAIN-CONTRIBUTOR') and the GPLv2 distribution text followed by an empty line.
[Warning] Ebuild 9999 has a line exceeding 80 positions on line 72.
[Warning] Ebuild 9999 has a line exceeding 80 positions on line 74.
[Error] Repository is missing a repo-name in metadata/layout.conf or profiles/repo_name
[Error] Missing or unparsable Manifest file
[Error] Invalid or missing metadata.xml: open games-emulation/xemu/metadata.xml: file does not exist