Same issue here but with LinuxMint 17.1 running on VirtualBox 4.3.28 r100309 running on a WIn7 host. 3D acceleration enabled; screenshot works correctly when disabling 3D acceleration.
Same issue here but with LinuxMint 17.1 running on VirtualBox 4.3.28 r100309 running on a WIn7 host. 3D acceleration enabled; screenshot works correctly when disabling 3D acceleration.