[Pw_forum] Unknown Symmetry Error in ph.x.

Mohammed Ghadiyali m786g at live.co.uk
Sun Sep 25 10:23:57 CEST 2016

Dear All,
I am getting an error as 
 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%     Error in routine find_mode_sym (1):     unknown mode symmetry %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
     stopping ...     unknown mode symmetry %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
I am using PHONON v.5.4.0, the structure is a fully relaxed. The structure is a dumbell stanene.
Regards,Ghadiyali Mohammed Kader 		 	   		  
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