Well okay, "ttf-mscorefonts-installer.FAILED" must be "ttf-mscorefonts-installer.failed" as ".FAILED" does not exist, but ".failed" does. I tried it with "ttf-mscorefonts-installer.failed" now.
Well okay, "ttf-mscorefont s-installer. FAILED" must be "ttf-mscorefont s-installer. failed" as ".FAILED" does not exist, but ".failed" does. I tried it with "ttf-mscorefont s-installer. failed" now.