Problem about mdlLevel_setElementStyle

Hi,

I try to set level style with mdlLevel_setElementStyle() and it works
if the style not linestyle (0-7) but if the style is linestyle it can
not set I hope my problem can be understood

part of my code;

mdlLineStyle_extractParams(&lsParam, &ele);
mdlLevel_setElementStyle(MASTERFILE, id, NULL, &lsParam); 

th****s....