virtualbox.org

VirtualBox 5.0.18, Guest Additions 5.0.18
Host: Windows 10 64-bit (32Gb RAM)
Guest: Ubuntu 16.04 64-bit (8Gb RAM) (also with Ubuntu 15.10 64-bit (8Gb RAM)

Chromium (and other apps) fail with massive screen corruption when 3D Acceleration is turned on. The log shows repeated:

Code: Select all

00:01:34.708990 OpenGL Warning: Trying to switch contexts when the attribute stacks weren't empty.  Currently, this is not supported.
00:01:34.710013 OpenGL Warning: Trying to switch contexts when the attribute stacks weren't empty.  Currently, this is not supported.

Problem confirmed with VirtualBox 5.1.4, hos O.S Windows 7 SP1, guest O.S. ubuntu 16.04. Guest addons 5.1.4 installed and active.
Result: complete screen corruption in Chrome, Chrominium, skype for linux beta.
Issue present also in remote ssh X tunneling
VBox logs are filled by:

Code: Select all

00:00:59.077839 OpenGL Warning: Trying to switch contexts when the attribute stacks weren't empty.  Currently, this is not supported.
00:00:59.082506 OpenGL Warning: Trying to switch contexts when the attribute stacks weren't empty.  Currently, this is not supported.
00:00:59.116003 OpenGL Warning: Trying to switch contexts when the attribute stacks weren't empty.  Currently, this is not supported.
00:00:59.128856 OpenGL Warning: Trying to switch contexts when the attribute stacks weren't empty.  Currently, this is not supported.
00:00:59.160880 OpenGL Warning: Trying to switch contexts when the attribute stacks weren't empty.  Currently, this is not supported.
00:00:59.193186 OpenGL Warning: Trying to switch contexts when the attribute stacks weren't empty.  Currently, this is not supported.

Host PC graphic card is an Intel HD Graphics, with latest drivers installed

virtualbox.org

OpenGL Warning: Trying to switch contexts when the attribute stacks weren't empty

OpenGL Warning: Trying to switch contexts when the attribute stacks weren't empty

Re: OpenGL Warning: Trying to switch contexts when the attribute stacks weren't empty