Public bug reported:
Windows with black border
ProblemType: Bug
DistroRelease: Ubuntu 14.04
Package: xorg 1:7.7+1ubuntu8
ProcVersionSignature: Ubuntu 3.13.0-24.46-generic 3.13.9
Uname: Linux 3.13.0-24-generic x86_64
.tmp.unity.support.test.0:
ApportVersion: 2.14.1-0ubuntu3
Architecture: amd64
C
Unity says in terminal likely;
"
This is likely a bug in the X Server that will lead to a crash soon,
Failed to make region for returned DRI2 buffer (668x16, named 0)
"
I think its a OpenGL execution error. I am tracking it.
My laptop specs;
Acer Aspire 5742G 464G50Mn (includes Nvidia GT540M)
Ubun