[Eeglablist] SIFT error

[Ahmed Almurshedi]

I'm trying to use SIFT to analyze my 
data. After pre-processing, model order and fitting then during running validate model I got the follow error

EEGLAB error in function tvarsim() at line 133:
Undefined function or variable 'distribution' 

How to fix this error please?
                  
Regards,

AHMED ALMURSHEDI
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