Downgraded lightdm packages as follows:
1.21.1-0ubuntu1 locking works suspend works
1.21.1-0ubuntu2 locking works suspend works
1.21.2-0ubuntu not downloadable
1.21.3-0ubuntu1 no locking
Downgraded lightdm packages as follows:
1.21.1-0ubuntu1 locking works suspend works
1.21.1-0ubuntu2 locking works suspend works
1.21.2-0ubuntu not downloadable
1.21.3-0ubuntu1 no locking