From your nvidia-bug-report.log
Code:
Scanning kernel log files for NVRM messages:
/var/log/messages:
Jan 13 00:03:41 inspirra kernel: NVRM: API mismatch: the client has the version 169.07, but
Jan 13 00:03:41 inspirra kernel: NVRM: this kernel module has the version 100.14.23. Please
Jan 13 00:03:41 inspirra kernel: NVRM: make sure that this kernel module and all NVIDIA driver
Jan 13 00:03:41 inspirra kernel: NVRM: components have the same version.