fixed probtrackx error
fixed probtrackx error

git-svn-id: 24f545668198cdd163a527378499f2123e59bf9f@1822 ead46cd0-7350-4e37-8683-fc4c6f79bf00

mick-d/nipype,rameshvs/nipype,grlee77/nipype,fprados/nipype,christianbrodbeck/nipype,dmordom/nipype,pearsonlab/nipype,FCP-INDI/nipype,carolFrohlich/nipype,arokem/nipype,christianbrodbeck/nipype,pearsonlab/nipype,carlohamalainen/nipype,dgellis90/nipype,arokem/nipype,rameshvs/nipype,iglpdc/nipype,carolFrohlich/nipype,mick-d/nipype,JohnGriffiths/nipype,carlohamalainen/nipype,JohnGriffiths/nipype,dgellis90/nipype,mick-d/nipype_source,pearsonlab/nipype,mick-d/nipype_source,mick-d/nipype,iglpdc/nipype,glatard/nipype,FredLoney/nipype,wanderine/nipype,arokem/nipype,blakedewey/nipype,blakedewey/nipype,carlohamalainen/nipype,gerddie/nipype,satra/NiPypeold,JohnGriffiths/nipype,grlee77/nipype,gerddie/nipype,wanderine/nipype,wanderine/nipype,sgiavasis/nipype,wanderine/nipype,sgiavasis/nipype,dmordom/nipype,fprados/nipype,gerddie/nipype,Leoniela/nipype,dgellis90/nipype,pearsonlab/nipype,Leoniela/nipype,iglpdc/nipype,grlee77/nipype,blakedewey/nipype,iglpdc/nipype,glatard/nipype,sgiavasis/nipype,dgellis90/nipype,FCP-INDI/nipype,fprados/nipype,JohnGriffiths/nipype,FredLoney/nipype,rameshvs/nipype,rameshvs/nipype,sgiavasis/nipype,dmordom/nipype,glatard/nipype,FCP-INDI/nipype,FCP-INDI/nipype,arokem/nipype,mick-d/nipype,FredLoney/nipype,Leoniela/nipype,glatard/nipype,grlee77/nipype,blakedewey/nipype,satra/NiPypeold,gerddie/nipype,carolFrohlich/nipype,carolFrohlich/nipype,mick-d/nipype_source