Hello. Tried to record a video using cheese a few minutes ago, and got this in my console : libv4l2: warning v4l2 mmap buffers still mapped on close() ** (cheese:14551): WARNING **: Could not get buffers from device '/dev/video0'. ** (cheese:14551): WARNING **: Could not map buffers from device '/dev/video0' ** (cheese:14551): WARNING **: Could not negotiate format ** (cheese:14551): WARNING **: Could not get buffers from device '/dev/video0'. ** (cheese:14551): WARNING **: Could not map buffers from device '/dev/video0' ** (cheese:14551): WARNING **: Could not negotiate format Any idea ? Tip ? Thanks ! My lsusb : [fred@fredo-arch ~]$ lsusb Bus 001 Device 004: ID 045e:0761 Microsoft Corp. Bus 001 Device 005: ID 058f:6366 Alcor Micro Corp. Multi Flash Reader Bus 002 Device 002: ID 0461:0010 Primax Electronics, Ltd HP Keyboard Bus 002 Device 003: ID 045e:00cb Microsoft Corp. Basic Optical Mouse v2.0 Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub Bus 002 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub First line is my webcam (working great besides not being able to record anything using cheese) : 045e:0761 = Microsoft LifeCam VX-1000 -- Frederic Bezies fredbezies@xxxxxxxxx