diff --git a/src/server/game/mod/quest/Quest.go b/src/server/game/mod/quest/Quest.go
index 992c9ce5..8f35753c 100644
--- a/src/server/game/mod/quest/Quest.go
+++ b/src/server/game/mod/quest/Quest.go
@@ -92,6 +92,9 @@ func TriggerQuestProgress(q *QuestProgress, Tr *Trigger) bool {
 			q.Num += 1
 		}
 	case TRIGGER_LABEL_PETDRESS: // 换装x次
+		if len(Tr.A) == 0 {
+			return false
+		}
 		DressType := GoUtil.Int(Tr.A[0])
 		Ids := q.A[0].([]int)
 		if GoUtil.InArray(DressType, Ids) {