diff --git a/routes/api/suite/user/param_userid.go b/routes/api/suite/user/param_userid.go
index 01d8c0f..f815eb1 100644
--- a/routes/api/suite/user/param_userid.go
+++ b/routes/api/suite/user/param_userid.go
@@ -808,11 +808,13 @@ func get(c *fiber.Ctx) error {
 		"userNewMusicIntroductionMap": func() map[string]any {
 			result := map[string]any{}
 			if nm, ok := m["masterNewMusicIntroductionMap"].(map[string]any); ok {
-				for _, v := range nm["entries"].(map[string]any) {
-					item := v.(map[string]any)
-					id := fmt.Sprintf("%v", item["newMusicIntroductionId"])
-					result[id] = map[string]any{
-						"userId": userid, "newMusicIntroductionId": item["newMusicIntroductionId"], "status": "already_read",
+				if entries, ok := nm["entries"].(map[string]any); ok {
+					for _, v := range entries {
+						item := v.(map[string]any)
+						id := fmt.Sprintf("%v", item["newMusicIntroductionId"])
+						result[id] = map[string]any{
+							"userId": userid, "newMusicIntroductionId": item["newMusicIntroductionId"], "status": "already_read",
+						}
 					}
 				}
 			}