fix bug: one reader can be added successfully, but the second time you attempt to add a reader, it is just an ordinary participant.
fix bug: one reader can be added successfully, but the second time you attempt to add a reader, it is just an ordinary participant.

KunmiaoYang/expertiza,KunmiaoYang/expertiza,arpitashekhar/expertiza,joshio1/expertiza,urmilparikh95/expertiza,joshio1/expertiza,akshayjain114/expertiza,mhhassan/expertiza,sid5788/expertiza,KunmiaoYang/expertiza,urmilparikh95/expertiza,akshayjain114/expertiza,mhhassan/expertiza,michaelamoran/expertiza,expertiza/expertiza,redsock88/expertiza,kira0992/expertiza,joshio1/expertiza,joshio1/expertiza,expertiza/expertiza,akshayjain114/expertiza,arpitashekhar/expertiza,rmmaily/expertiza,urmilparikh95/expertiza,expertiza/expertiza,mhhassan/expertiza,urmilparikh95/expertiza,mhhassan/expertiza,rmmaily/expertiza,sid5788/expertiza,kira0992/expertiza,arpitashekhar/expertiza,ApertureScienceInnovators/expertiza,ApertureScienceInnovators/expertiza,arpitashekhar/expertiza,ApertureScienceInnovators/expertiza,redsock88/expertiza,KunmiaoYang/expertiza,kira0992/expertiza,rmmaily/expertiza,expertiza/expertiza,michaelamoran/expertiza,sid5788/expertiza,rmmaily/expertiza,akshayjain114/expertiza,redsock88/expertiza,michaelamoran/expertiza,michaelamoran/expertiza,ApertureScienceInnovators/expertiza,redsock88/expertiza,kira0992/expertiza,sid5788/expertiza