Thank you for taking the time to report this bug and helping to make
Ubuntu better. Please execute the following command only once, as it
will automatically gather debugging information, in a terminal:
apport-collect 1897434
When reporting bugs in the future please use apport by using 'ubuntu-
[38.211]
X.Org X Server 1.19.6
Release Date: 2017-12-20
[38.211] X Protocol Version 11, Revision 0
[38.211] Build Operating System: Linux 4.15.0-115-generic i686 Ubuntu
[38.211] Current Operating System: Linux btestserver 4.15.0-117-generic
#118~16.04.1-Ubuntu SMP Sat Sep 5