fixed New Dataset Error ('NoneType' object has no attribute 'link') from Issue “GUI errors #46”
fixed New Dataset Error ('NoneType' object has no attribute 'link')
from Issue “GUI errors #46”

clembou/PCWG,lcameron05/PCWG,GregMJP/PCWG,aclerc/PCWG,peterdougstuart/PCWG,coillarach/PCWG,MVAppleby/PCWG,etraiger/PCWG