Looks like this is rather a qt5 bug. At least upstream reports indicate this:
https://github.com/owncloud/client/issues/3600 https://github.com/owncloud/client/issues/3888
Patch for qt5 is referenced here (not in Ubuntu's 5.5.1 version, yet):
https://codereview.qt-project.org/#/c/121724/
Looks like this is rather a qt5 bug. At least upstream reports indicate this:
https:/ /github. com/owncloud/ client/ issues/ 3600 /github. com/owncloud/ client/ issues/ 3888
https:/
Patch for qt5 is referenced here (not in Ubuntu's 5.5.1 version, yet):
https:/ /codereview. qt-project. org/#/c/ 121724/