I updated NBMiner to v31.1 for linux and got error at kawpow:

[02:55:53] ERROR - NVRTC Error: NVRTC_ERROR_COMPILATION (err_no=6)
[02:55:53] ERROR - Device 3 exception, exit ...
[02:55:53] WARN - QMutex: destroying locked mutex
[02:55:54] ERROR - !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
[02:55:54] ERROR - Mining program unexpected exit.
[02:55:54] ERROR - Code: 1, Reason: Unknown error
[02:55:54] ERROR - Restart miner after 10 secs ...

How it correct?