错误号: 0 事件: Run-time error 描述: :1089: attempt to concatenate field 'master' (a nil value) stack traceback: :1089: in function 'xuexiTrigger' :1144: in function < :1143> (tail call): ? 调用者: Function/Sub: haltok called by trigger Reason: 正在处理触发器 "check_halt1" 大神,这个怎么解决啊 我是TS2 才1M ...