[Mne_analysis] error when using mne_read_forward_solution: operands must be convertible to logical scalar

[Matti Hamalainen]

On Jun 10, 2012, at 9:47 PM, Alexandre Gramfort wrote:

> I also have no problem reading your fwd solution.
> 
> do you have the latest mne-matlab code [1] ?

I think the problem was that that force_fixed could not be interpreted as logical value. It should be one of true/false.

- Matti
> 
> Alex
> 
> [1] https://github.com/mne-tools/mne-matlab
> 
> On Sun, Jun 10, 2012 at 12:20 PM, Matti Hamalainen
> <msh at nmr.mgh.harvard.edu> wrote:
>> 
>> On Jun 9, 2012, at 10:35 PM, Jeff Eriksen wrote:
>> 
>> This is what I got at the Matlab command window:
>> 
>>>> [fwd]=mne_read_forward_solution(fname,force_fixed);
>> Reading forward solution from A6_ec1_fen_ds250_ico3_bem5120_fwd.fif...
>>             Reading a source space...[done]
>>             Reading a source space...[done]
>>             2 source spaces read
>>             Read EEG forward solution (1284 sources, 257 channels, free
>> orientations)
>>             Source spaces transformed to the forward solution coordinate
>> frame
>> ??? Operands to the || and && operators must be convertible to logical
>> scalar values.
>> 
>> Error in ==> mne_read_forward_solution at 246
>> if fwd.source_ori == FIFF.FIFFV_MNE_FIXED_ORI || ...
>> 
>> There was no complaint when I used this forward solution in my analysis to
>> compute inverse solutions in mne_analyze.
>> How should I begin troubleshooting this?
>> 
>> 
>> Did you set force_fixed to either true or false. I do not have any trouble
>> reading your forward solution.
>> 
>> - Matti
>> 
>> 
>> 
>> 
>> ---------
>> 
>> Matti Hamalainen, Ph.D.
>> Athinoula A. Martinos Center for Biomedical Imaging
>> Massachusetts General Hospital
>> 
>> msh at nmr.mgh.harvard.edu
>> mhamalainen at partners.org
>> 
>> 
>> 
>> 
>> 
>> 
>> 
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>