crash on start

[alexsid900]

C:\Miner\xmrMiner>rem this is a helper script to start xmrMiner
C:\Miner\xmrMiner>rem the word "rem" at the beginning of a line is a line with a comment
C:\Miner\xmrMiner>rem please substitude with you Monero adress
C:\Miner\xmrMiner>set xmrAddress=*********
C:\Miner\xmrMiner>rem passwort for your mining pool (very often only a x)
C:\Miner\xmrMiner>set poolPassword=x
C:\Miner\xmrMiner>rem mining pool webaddress
C:\Miner\xmrMiner>set poolUrl=stratum+tcp://xmr.pool.minergate.com:45560
C:\Miner\xmrMiner>rem set here the launch param to tune xmrMiner (see xmrMiner_VERSION.exe --help), e.g. --launch=8x3
C:\Miner\xmrMiner>set launchParam=--launch=1x1
C:\Miner\xmrMiner>rem greater value means more interactivity of your system but lower hash rate
C:\Miner\xmrMiner>set bFactor=6
C:\Miner\xmrMiner>rem time between a kernel start
C:\Miner\xmrMiner>set bSleep=25
C:\Miner\xmrMiner>C:\Miner\xmrMiner\xmrMiner_0.2.1.exe --launch=1x1 --url=stratum+tcp://xmr.pool.minergate.com:45560 -u alexsid@mail.ru -p x --bfactor=6 --bslee
p=25
    *** xmrMiner 0.2.1 (64 bit) for NVIDIA GPUs by psychocrypt
    *** Built with Visual Studio 2015  using the Nvidia CUDA Toolkit 8.0

 psychocrypt's XMR donation address:
   43NoJVEXo21hGZ6tDG6Z3g4qimiGdJPE6GRxAmiWwm26gwr62Lqo7zRiCJFSBmbkwTGNuuES9ES5T
gaVHceuYc4Y75txCTU
 for more donation addresses please read the README.md
-----------------------------------------------------------------
[2018-01-21 12:16:04] Using JSON-RPC 2.0
[2018-01-21 12:16:04] Starting Stratum on stratum+tcp://xmr.pool.minergate.com:4
5560
[2018-01-21 12:16:04] Pool set diff to 1063
[2018-01-21 12:16:04] Stratum detected new block
[2018-01-21 12:16:06] 1 miner threads started, using 'cryptonight' algorithm.
[2018-01-21 12:16:06] GPU #0: GeForce GT 430 (2 SMX), using 8 blocks of 8 thread
s
[2018-01-21 12:16:09] GPU #0: GeForce GT 430, 18.11 H/s
[2018-01-21 12:16:09] accepted: 1/1 (100.00%), 18.11 H/s (yay!!!)

GPU 0: unknown error
C:/Temp/ConsoleApplication3/ConsoleApplication3/cryptonight/cuda_cryptonight_ext
ra.cu line 231

C:\Miner\xmrMiner>pause
Для продолжения нажмите любую клавишу . . .

And why i use --launch=1x1, but
[2018-01-21 12:16:06] GPU #0: GeForce GT 430 (2 SMX), using 8 blocks of 8 thread
?