Attempted a php5.6 update which failed with some package errors. Did ee stack purge --all and now when doing ee stack install the following occurs
Oops Something went wrong!! Check logs for reason
tail /var/log/ee/ee.log
& Try Again!!!
Tail of log is below
The following NEW packages will be installed:
liblua5.1-0 libxslt1.1 nginx-common nginx-custom
0 to upgrade, 4 to newly install, 0 to remove and 0 not to upgrade.
Need to get 3,524 kB of archives.
After this operation, 15.7 MB of additional disk space will be used.
WARNING: The following packages cannot be authenticated!
nginx-common nginx-custom
E: There are problems and -y was used without --force-yes
2015-07-20 12:44:00,227 (INFO) ee : Oops Something went wrong!!
2015-07-20 12:44:00,227 (ERROR) ee : Check logs for reason tail /var/log/ee/ee.log
& Try Again!!!