I was affected by this bug. Thanks for posting it so I could find it. I installed the hwe kernel packages (4.15 kernel) for ubuntu 16.04, removed the old 4.4 kernels, then Parallels tools installed just fine.
I was affected by this bug. Thanks for posting it so I could find it. I installed the hwe kernel packages (4.15 kernel) for ubuntu 16.04, removed the old 4.4 kernels, then Parallels tools installed just fine.