fix on(load) uncatched rejection bug
fix on(load) uncatched rejection bug

binsee/wechaty,wechaty/wechaty,lijiarui/wechaty,mukaiu/wechaty,zixia/wechaty,wechaty/wechaty,binsee/wechaty,Chatie/wechaty,Chatie/wechaty,mukaiu/wechaty,Chatie/wechaty,wechaty/wechaty,mukaiu/wechaty,binsee/wechaty,zixia/wechaty,lijiarui/wechaty