Just a side note, it seems that by default the only installed voices are in English, that's why setting it to Spanish fails. After installing the Spanish voices with festbox-ellpc11k, the following command works:
echo "Buenos días" | festival --tts --language spanish -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/688940 Title: Festival can not speak other voices than default english To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/festival/+bug/688940/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs