Pulll-Request: fixed NPE
Pulll-Request: fixed NPE

brainagenet/yobi,yona-projects/yona,ahb0327/yobi,yona-projects/yona,ihoneymon/yobi,oolso/yobi,violetag/demo,naver/yobi,bloodybear/yona,Limseunghwan/oss,violetag/demo,ahb0327/yobi,bloodybear/yona,brainagenet/yobi,doortts/forked-for-history,bloodybear/yona,oolso/yobi,yona-projects/yona,ihoneymon/yobi,doortts/forked-for-history,doortts/fork-yobi,doortts/fork-yobi,Limseunghwan/oss,ahb0327/yobi,ChangsungKim/TestRepository01,naver/yobi,ChangsungKim/TestRepository01,doortts/forked-for-history,brainagenet/yobi,ihoneymon/yobi,oolso/yobi,yona-projects/yona,doortts/fork-yobi,Limseunghwan/oss,bloodybear/yona,doortts/fork-yobi,naver/yobi