Agreed, this is not invalid -- I just experienced this same problem after upgrade to Lubuntu Xenial from Wily, and although intermittent, it is very real. Logging out seems to solve the issue, at least temporarily.
Agreed, this is not invalid -- I just experienced this same problem after upgrade to Lubuntu Xenial from Wily, and although intermittent, it is very real. Logging out seems to solve the issue, at least temporarily.