Also, here's the relevent info from /var/log/kern.log:
Apr 21 08:09:55 mark-desktop kernel: [ 57.712000] NVRM: API mismatch: the client has the version 1.0-9755, but
Apr 21 08:09:55 mark-desktop kernel: [ 57.712000] NVRM: this kernel module has the version 1.0-9631. Please
Apr 21 08:09:55 mark-desktop kernel: [ 57.712000] NVRM: make sure that this kernel module and all NVIDIA driver
Apr 21 08:09:55 mark-desktop kernel: [ 57.712000] NVRM: components have the same version.
Also, here's the relevent info from /var/log/kern.log:
Apr 21 08:09:55 mark-desktop kernel: [ 57.712000] NVRM: API mismatch: the client has the version 1.0-9755, but
Apr 21 08:09:55 mark-desktop kernel: [ 57.712000] NVRM: this kernel module has the version 1.0-9631. Please
Apr 21 08:09:55 mark-desktop kernel: [ 57.712000] NVRM: make sure that this kernel module and all NVIDIA driver
Apr 21 08:09:55 mark-desktop kernel: [ 57.712000] NVRM: components have the same version.