2014-03-03 15:45:15] GPU #0: cudaError 30 (unknown error) calling 'cudaStreamQu
ery(context_streams[stream][thr_id])' (D:/Christian/Documents/Visual Studio 2010
/Projects/CudaMiner/salsa_kernel.cu line 958)
[2014-03-03 15:45:15] GPU #0: cudaError 30 (unknown error) calling 'cudaStreamWa
itEvent(context_streams[stream][thr_id], context_serialize[(stream+1)&1][thr_id]
, 0)' (D:/Christian/Documents/Visual Studio 2010/Projects/CudaMiner/salsa_kernel
.cu line 946)
[2014-03-03 15:45:15] GPU #0: cudaError 30 (unknown error) calling 'cudaMemcpyAs
ync(hash, context_hash[stream][thr_id], mem_size, cudaMemcpyDeviceToHost, contex
t_streams[stream][thr_id])' (D:/Christian/Documents/Visual Studio 2010/Projects/
CudaMiner/sha256.cu line 446)
When Cudaminer does this, attempting to mine afterwards results in a very very low hashrate. Is there anyway to resolve this without having to reboot the computer?