Hi, I am having this problem on Ubuntu utopic. I installed Virtualbox 4.3.14 and its extension. I am now developing scope apps on Utopic. Can someone look into this problem? many thanks! Starting /usr/bin/unity-scope-tool... libGL error: pci id for fd 16: 80ee:beef, driver (null) scoperegistry: unity::ResourceException: cannot open scope installation directory "/custom/lib/x86_64-linux-gnu/unity-scopes": No such file or directory scoperegistry: could not open OEM installation directory, ignoring OEM scopes scoperegistry: unity::ResourceException: cannot open scope installation directory "/home/liuxg/.local/share/unity-scopes/": No such file or directory scoperegistry: could not open Click installation directory, ignoring Click scopes scoperegistry: no remote registry configured, only local scopes will be available ScopesWatcher::add_install_dir(): install dir watch: unity::ResourceException: DirWatcher::add_watch(): failed to add watch for path: "/custom/lib/x86_64-linux-gnu/unity-scopes". inotify_add_watch() failed. (fd = 14, path = /custom/lib/x86_64-linux-gnu/unity-scopes) ScopesWatcher::add_install_dir(): install dir watch: unity::ResourceException: DirWatcher::add_watch(): failed to add watch for path: "/home/liuxg/.local/share/unity-scopes/". inotify_add_watch() failed. (fd = 15, path = /home/liuxg/.local/share/unity-scopes/) OpenGL Warning: glFlushVertexArrayRangeNV not found in mesa table OpenGL Warning: glVertexArrayRangeNV not found in mesa table OpenGL Warning: glCombinerInputNV not found in mesa table OpenGL Warning: glCombinerOutputNV not found in mesa table OpenGL Warning: glCombinerParameterfNV not found in mesa table OpenGL Warning: glCombinerParameterfvNV not found in mesa table OpenGL Warning: glCombinerParameteriNV not found in mesa table OpenGL Warning: glCombinerParameterivNV not found in mesa table OpenGL Warning: glFinalCombinerInputNV not found in mesa table OpenGL Warning: glGetCombinerInputParameterfvNV not found in mesa table OpenGL Warning: glGetCombinerInputParameterivNV not found in mesa table OpenGL Warning: glGetCombinerOutputParameterfvNV not found in mesa table OpenGL Warning: glGetCombinerOutputParameterivNV not found in mesa table OpenGL Warning: glGetFinalCombinerInputParameterfvNV not found in mesa table OpenGL Warning: glGetFinalCombinerInputParameterivNV not found in mesa table OpenGL Warning: glDeleteFencesNV not found in mesa table OpenGL Warning: glFinishFenceNV not found in mesa table OpenGL Warning: glGenFencesNV not found in mesa table OpenGL Warning: glGetFenceivNV not found in mesa table OpenGL Warning: glIsFenceNV not found in mesa table OpenGL Warning: glSetFenceNV not found in mesa table OpenGL Warning: glTestFenceNV not found in mesa table libGL error: core dri or dri2 extension not found libGL error: failed to load driver: vboxvideo OpenGL Warning: glXCreatePbuffer not implemented by Chromium file:///usr/share/unity8/ScopeTool.qml:139:23: Unable to assign null to QString OpenGL Warning: Assertion failed: crPackGetContext() == (curThread ? curThread->packer : NULL), file /mnt/tinderbox/add-4.3/src/VBox/Additions/common/crOpenGL/pack/packspu_misc.c, line 263 The program has unexpectedly finished. /usr/bin/unity-scope-tool crashed Starting /usr/bin/unity-scope-tool... libGL error: pci id for fd 16: 80ee:beef, driver (null) scoperegistry: unity::ResourceException: cannot open scope installation directory "/custom/lib/x86_64-linux-gnu/unity-scopes": No such file or directory scoperegistry: could not open OEM installation directory, ignoring OEM scopes scoperegistry: unity::ResourceException: cannot open scope installation directory "/home/liuxg/.local/share/unity-scopes/": No such file or directory scoperegistry: could not open Click installation directory, ignoring Click scopes scoperegistry: no remote registry configured, only local scopes will be available ScopesWatcher::add_install_dir(): install dir watch: unity::ResourceException: DirWatcher::add_watch(): failed to add watch for path: "/custom/lib/x86_64-linux-gnu/unity-scopes". inotify_add_watch() failed. (fd = 14, path = /custom/lib/x86_64-linux-gnu/unity-scopes) ScopesWatcher::add_install_dir(): install dir watch: unity::ResourceException: DirWatcher::add_watch(): failed to add watch for path: "/home/liuxg/.local/share/unity-scopes/". inotify_add_watch() failed. (fd = 15, path = /home/liuxg/.local/share/unity-scopes/) OpenGL Warning: glFlushVertexArrayRangeNV not found in mesa table OpenGL Warning: glVertexArrayRangeNV not found in mesa table OpenGL Warning: glCombinerInputNV not found in mesa table OpenGL Warning: glCombinerOutputNV not found in mesa table OpenGL Warning: glCombinerParameterfNV not found in mesa table OpenGL Warning: glCombinerParameterfvNV not found in mesa table OpenGL Warning: glCombinerParameteriNV not found in mesa table OpenGL Warning: glCombinerParameterivNV not found in mesa table OpenGL Warning: glFinalCombinerInputNV not found in mesa table OpenGL Warning: glGetCombinerInputParameterfvNV not found in mesa table OpenGL Warning: glGetCombinerInputParameterivNV not found in mesa table OpenGL Warning: glGetCombinerOutputParameterfvNV not found in mesa table OpenGL Warning: glGetCombinerOutputParameterivNV not found in mesa table OpenGL Warning: glGetFinalCombinerInputParameterfvNV not found in mesa table OpenGL Warning: glGetFinalCombinerInputParameterivNV not found in mesa table OpenGL Warning: glDeleteFencesNV not found in mesa table OpenGL Warning: glFinishFenceNV not found in mesa table OpenGL Warning: glGenFencesNV not found in mesa table OpenGL Warning: glGetFenceivNV not found in mesa table OpenGL Warning: glIsFenceNV not found in mesa table OpenGL Warning: glSetFenceNV not found in mesa table OpenGL Warning: glTestFenceNV not found in mesa table libGL error: core dri or dri2 extension not found libGL error: failed to load driver: vboxvideo OpenGL Warning: glXCreatePbuffer not implemented by Chromium file:///usr/share/unity8/ScopeTool.qml:139:23: Unable to assign null to QString OpenGL Warning: Assertion failed: crPackGetContext() == (curThread ? curThread->packer : NULL), file /mnt/tinderbox/add-4.3/src/VBox/Additions/common/crOpenGL/pack/packspu_misc.c, line 263 The program has unexpectedly finished. /usr/bin/unity-scope-tool crashed Starting /usr/bin/unity-scope-tool... libGL error: pci id for fd 16: 80ee:beef, driver (null) scoperegistry: unity::ResourceException: cannot open scope installation directory "/custom/lib/x86_64-linux-gnu/unity-scopes": No such file or directory scoperegistry: could not open OEM installation directory, ignoring OEM scopes scoperegistry: unity::ResourceException: cannot open scope installation directory "/home/liuxg/.local/share/unity-scopes/": No such file or directory scoperegistry: could not open Click installation directory, ignoring Click scopes scoperegistry: no remote registry configured, only local scopes will be available ScopesWatcher::add_install_dir(): install dir watch: unity::ResourceException: DirWatcher::add_watch(): failed to add watch for path: "/custom/lib/x86_64-linux-gnu/unity-scopes". inotify_add_watch() failed. (fd = 14, path = /custom/lib/x86_64-linux-gnu/unity-scopes) ScopesWatcher::add_install_dir(): install dir watch: unity::ResourceException: DirWatcher::add_watch(): failed to add watch for path: "/home/liuxg/.local/share/unity-scopes/". inotify_add_watch() failed. (fd = 15, path = /home/liuxg/.local/share/unity-scopes/) OpenGL Warning: glFlushVertexArrayRangeNV not found in mesa table OpenGL Warning: glVertexArrayRangeNV not found in mesa table OpenGL Warning: glCombinerInputNV not found in mesa table OpenGL Warning: glCombinerOutputNV not found in mesa table OpenGL Warning: glCombinerParameterfNV not found in mesa table OpenGL Warning: glCombinerParameterfvNV not found in mesa table OpenGL Warning: glCombinerParameteriNV not found in mesa table OpenGL Warning: glCombinerParameterivNV not found in mesa table OpenGL Warning: glFinalCombinerInputNV not found in mesa table OpenGL Warning: glGetCombinerInputParameterfvNV not found in mesa table OpenGL Warning: glGetCombinerInputParameterivNV not found in mesa table OpenGL Warning: glGetCombinerOutputParameterfvNV not found in mesa table OpenGL Warning: glGetCombinerOutputParameterivNV not found in mesa table OpenGL Warning: glGetFinalCombinerInputParameterfvNV not found in mesa table OpenGL Warning: glGetFinalCombinerInputParameterivNV not found in mesa table OpenGL Warning: glDeleteFencesNV not found in mesa table OpenGL Warning: glFinishFenceNV not found in mesa table OpenGL Warning: glGenFencesNV not found in mesa table OpenGL Warning: glGetFenceivNV not found in mesa table OpenGL Warning: glIsFenceNV not found in mesa table OpenGL Warning: glSetFenceNV not found in mesa table OpenGL Warning: glTestFenceNV not found in mesa table libGL error: core dri or dri2 extension not found libGL error: failed to load driver: vboxvideo OpenGL Warning: glXCreatePbuffer not implemented by Chromium file:///usr/share/unity8/ScopeTool.qml:139:23: Unable to assign null to QString OpenGL Warning: Assertion failed: crPackGetContext() == (curThread ? curThread->packer : NULL), file /mnt/tinderbox/add-4.3/src/VBox/Additions/common/crOpenGL/pack/packspu_misc.c, line 263 The program has unexpectedly finished. /usr/bin/unity-scope-tool crashed