bugfix: bad escape nonprintalble byte to \x format
bugfix: bad escape nonprintalble byte to \x format

naver/nbase-arc,sanitysoon/nbase-arc,naver/nbase-arc,otheng03/nbase-arc,sanitysoon/nbase-arc,cl9200/nbase-arc,otheng03/nbase-arc,naver/nbase-arc,cl9200/nbase-arc,sanitysoon/nbase-arc,naver/nbase-arc,cl9200/nbase-arc,otheng03/nbase-arc,naver/nbase-arc,cl9200/nbase-arc,cl9200/nbase-arc,otheng03/nbase-arc,otheng03/nbase-arc,sanitysoon/nbase-arc,naver/nbase-arc,otheng03/nbase-arc,sanitysoon/nbase-arc,otheng03/nbase-arc,otheng03/nbase-arc,sanitysoon/nbase-arc,sanitysoon/nbase-arc,cl9200/nbase-arc,naver/nbase-arc,sanitysoon/nbase-arc,cl9200/nbase-arc,naver/nbase-arc,cl9200/nbase-arc