fix map init error
fix map init error

zhutaorun/leaf,name5566/leaf,voidException/leaf,wmydz1/leaf,GangWang/leaf,yangxianjun/leaf,linmingren/leaf,w4ngyi/leaf,freeznet/leaf,horryq/leaf,catinred2/leaf,deliangyang/leaf,abel/leaf,gale320/leaf,sinuos/leaf