mame no linux

galera, instalei o xmame e ta dando esse erro

loading rom 0: 400-a06.15l
loading rom 1: 400-a04.10l
loading rom 2: 561-a07.17l
loading rom 3: 561-a05.12l
loading rom 4: 400-e03.5l
loading rom 5: 400-a01.fse
loading rom 6: 400-a02.fse
done
400-a06.15l NOT FOUND
400-a04.10l NOT FOUND
561-a07.17l NOT FOUND
561-a05.12l NOT FOUND
400-e03.5l NOT FOUND
400-a01.fse NOT FOUND
400-a02.fse NOT FOUND
ERROR: required files are missing, the game cannot be run.

eu pesquisei e achei pessoas com o mesmo erro, achei algumas com o mesmo problema mas nenhuma solucao, alguem sabe o que é isso?

valew! :wink: