I've done a little digging. This works: python2.6 /usr/bin/euca-describe-instances
This fails: python /usr/bin/euca-describe-instances Ie, this is fallout of a change from 2.6 to 2.7 in python. ** Package changed: python-defaults (Ubuntu) => python2.7 (Ubuntu) -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/688773 Title: euca2ools give 'SignatureDoesNotMatch' error -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs