Ebuild 4.1.2 has a missing or malformed copyright/licensing header.
[Warning] Ebuild media-sound/karlyriceditor/karlyriceditor-4.1.2.ebuild uses 'insinto /usr/share/applications' which is deprecated. Use domenu or newmenu from desktop.eclass instead.
[Notice] Ebuild 4.1.2 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 4.1.2 has a line exceeding 80 positions on line 5.
[Warning] Ebuild 4.1.2 has a line exceeding 80 positions on line 7.
[Warning] Ebuild 4.1.2 uses spaces for indentation on line 12.
[Warning] Ebuild 4.1.2 uses spaces for indentation on line 13.
[Warning] Ebuild 4.1.2 uses spaces for indentation on line 19.
[Warning] Ebuild 4.1.2 uses spaces for indentation on line 24.
[Warning] Ebuild 4.1.2 uses spaces for indentation on line 25.
[Warning] Ebuild 4.1.2 uses spaces for indentation on line 26.
[Warning] Ebuild 4.1.2 uses spaces for indentation on line 27.
[Warning] Ebuild 4.1.2 uses spaces for indentation on line 28.
[Error] Manifest entry for unused DIST file 'karlyriceditor-4.1.2.tar.gz'
[Error] Repository is missing a repo-name in metadata/layout.conf or profiles/repo_name
[Notice] Package has only unstable keywords for arch(es): [ amd64 ], all versions are unstable: [ 4.1.2 ]
[Error] Invalid or missing metadata.xml: open media-sound/karlyriceditor/metadata.xml: file does not exist