Does anyone know what has changed, and how I can go about fixing this problem? I'm happy to provide an example dataset.
undoing the custom balancing for the gradiometer definition
Warning: copying input chantype to montage
> In plotting/private/ft_apply_montage at 111
In plotting/private/undobalancing at 37
In ft_plot_sens at 134
In spm_eeg_inv_checkdatareg at 84
In spm_eeg_inv_datareg_ui at 185
In spm_eeg_inv_imag_api>DataReg_Callback at 80
In spm_eeg_inv_imag_api at 53
Warning: copying input chanunit to montage
> In plotting/private/ft_apply_montage at 129
In plotting/private/undobalancing at 37
In ft_plot_sens at 134
In spm_eeg_inv_checkdatareg at 84
In spm_eeg_inv_datareg_ui at 185
In spm_eeg_inv_imag_api>DataReg_Callback at 80
In spm_eeg_inv_imag_api at 53
Error using ft_plot_sens (line 220)
cannot work with balanced gradiometer definition
Error in spm_eeg_inv_checkdatareg (line 84)
ft_plot_sens(sensors, 'chantype', unique(lower(D.chantype(D.indchantype(modality)))), 'edgecolor', [0 1 0]);
Error in spm_eeg_inv_datareg_ui (line 185)
spm_eeg_inv_checkdatareg(D);
Error in spm_eeg_inv_imag_api>DataReg_Callback (line 80)
handles.D = spm_eeg_inv_datareg_ui(handles.D);
Error in spm_eeg_inv_imag_api (line 53)
feval(varargin{:}); % FEVAL switchyard
Error while evaluating uicontrol Callback