diff --git a/modules/mline/api_challenge.go b/modules/mline/api_challenge.go
index 2b3c8637e..89293270a 100644
--- a/modules/mline/api_challenge.go
+++ b/modules/mline/api_challenge.go
@@ -42,39 +42,33 @@ func (this *apiComp) Challenge(session comm.IUserSession, req *pb.MlineChallenge
 		}
 	}
 	if curChapter == nil { // 校验是不是新的数据
-		if stageConf.Previoustage == 0 { // 创建一条新的章节数据
-			chapter := this.module.configure.GetPreMainChapter(req.StageId) // 新章节数据校验
-			bCheck := false
-			if chapter == 0 {
-				bCheck = true
-			} else {
-				for _, v := range list {
-					if chapter == v.ChapterId { // 有上一章节数据
-						if _, ok := v.Star[stageConf.Previoustage]; ok {
-							bCheck = true
-						}
-						break
-					}
-				}
-			}
+		preStage := this.module.configure.GetPreMainChapter(req.StageId) // 新章节数据校验
+		preStageConf := this.module.configure.GetMainStageConf(preStage)
+		if stageConf == nil { // 配置文件校验
+			code = pb.ErrorCode_MainlineNotFindChapter
+			return
+		}
 
-			if bCheck {
-				newData := &pb.DBMline{
-					Id:        primitive.NewObjectID().Hex(),
-					Uid:       session.GetUserId(),
-					CType:     stageConf.Episodetype,
-					ChapterId: stageConf.Chapterid,
-					StageId:   stageConf.Id,
-					Star:      map[int32]int32{},
-					Award:     map[int32]bool{},
-					Ps:        map[int32]int32{},
+		for _, v := range list {
+			if preStageConf.CaptainId == v.ChapterId { // 有上一章节数据
+				if _, ok := v.Star[v.StageId]; ok {
+					newData := &pb.DBMline{
+						Id:        primitive.NewObjectID().Hex(),
+						Uid:       session.GetUserId(),
+						CType:     stageConf.Episodetype,
+						ChapterId: stageConf.Chapterid,
+						StageId:   stageConf.Id,
+						Star:      map[int32]int32{},
+						Award:     map[int32]bool{},
+						Ps:        map[int32]int32{},
+					}
+					this.module.modelMline.addNewChapter(session.GetUserId(), newData)
+					break
 				}
-				this.module.modelMline.addNewChapter(session.GetUserId(), newData)
-			} else {
-				code = pb.ErrorCode_MainlineNotFindChapter
-				return
 			}
 		}
+		code = pb.ErrorCode_MainlineNotFindChapter
+		return
 	}
 
 	if v, ok := curChapter.Ps[req.StageId]; ok && v > 0 {
@@ -109,9 +103,7 @@ func (this *apiComp) Challenge(session comm.IUserSession, req *pb.MlineChallenge
 		this.module.modelMline.modifyMlineData(session.GetUserId(), curChapter.Id, map[string]interface{}{
 			"ps": curChapter.Ps,
 		})
-
 	}
-
 	code, record := this.module.battle.CreatePveBattle(session, &pb.BattlePVEReq{
 		Ptype:   pb.PlayType_mainline,
 		Title:   "",
diff --git a/modules/mline/comp_configure.go b/modules/mline/comp_configure.go
index 3c7208525..b71511bbc 100644
--- a/modules/mline/comp_configure.go
+++ b/modules/mline/comp_configure.go
@@ -73,20 +73,13 @@ func (this *configureComp) GetMainStageConf(id int32) (data *cfg.GameMainStageDa
 	return
 }
 
-// 获取上一章节信息
-func (this *configureComp) GetPreMainChapter(id int32) (stageID int32) {
-	if v, err := this.GetConfigure(game_mainchapter); err == nil {
-		if configure, ok := v.(*cfg.GameMainChapter); ok {
-			for index, v1 := range configure.GetDataList() {
-				if v1.Id == id {
-					if index > 0 {
-						data := configure.GetDataList()[index-1]
-						if v1.ChapterType != data.ChapterType { // 章节类型必须一致
-							stageID = data.Id
-						}
-					} else { // 第一章节
-						stageID = 0
-					}
+// 获取上一关卡信息
+func (this *configureComp) GetPreMainChapter(stageId int32) (preStageID int32) {
+	if v, err := this.GetConfigure(game_mainstage); err == nil {
+		if configure, ok := v.(*cfg.GameMainStage); ok {
+			for _, v1 := range configure.GetDataList() {
+				if v1.Previoustage == stageId {
+					preStageID = v1.Id
 					break
 				}
 			}