I strongly suspect that this may be related to this bug:
https://bugs.launchpad.net/ubuntu/+source/qtbase-opensource-src/+bug/1470700
The shell would be victimised by this just as much as the thumbnailer.
I strongly suspect that this may be related to this bug:
https:/ /bugs.launchpad .net/ubuntu/ +source/ qtbase- opensource- src/+bug/ 1470700
The shell would be victimised by this just as much as the thumbnailer.