Hi Moises, CUDA 6 fsl-5.0.6-centos5_64.tar.gz Tesla M1060 Thanks! Nathan From: FSL - FMRIB's Software Library [mailto:[log in to unmask]] On Behalf Of Moises Hernandez Sent: Wednesday, June 18, 2014 10:39 AM To: [log in to unmask] Subject: Re: [FSL] FW: ERROR: fit_PVM_single_c_kernel: invalid device function Hi Nathan, 3 questions to try to solve the problem: Which version of CUDA toolkit are you using ? Which version of FSL are you using ? Which GPU are you using ? Cheers, Moises. On 18 June 2014 15:21, ELGER, NATHAN <[log in to unmask]<mailto:[log in to unmask]>> wrote: Hello, I am trying to test fsl on a node in our cluster with an m1060 gpu and cuda 6. The cpu version processes fine, but with bedpost_gpu I get the following error written to the log- ...................In the GPU launcher on the device 0................... Log directory is: /home/elger/LM1001.bedpostX/diff_parts/data_part_0000 Number of Voxels to compute in this part: 49989 Number of Directions: 41 SubPart 1 of 4: processing 12800 voxels ERROR: fit_PVM_single_c_kernel: invalid device function I cannot find any information on this error at all. I appreciate any help! Nathan Elger