Hi, I am trying to calculate blindspots region in HYSCORE using nucfrq2d but I believe there is a typo in the code. I am using in EasySpin 6.0.0-dev.33 (2021-06-18) and Matlab R2020b and whenever I try to run: Sys = struct('S',1/2,'g',[2 2 2],'Nucs','1H','A',[-1 -1 2]*4+2); B0 = 350; % in mT Larmor ...