diff --git a/base/web/story.go b/base/web/story.go
index e071007a..a64b3972 100644
--- a/base/web/story.go
+++ b/base/web/story.go
@@ -264,10 +264,10 @@ func _story_catch(m *ice.Message, arg ...string) {
 	_story_add(m, arg...)
 }
 func _story_add(m *ice.Message, arg ...string) {
-	if arg[3] == "" || m.Richs(ice.WEB_CACHE, nil, arg[3], func(key string, value map[string]interface{}) {
+	if len(arg) > 3 && (arg[3] == "" || m.Richs(ice.WEB_CACHE, nil, arg[3], func(key string, value map[string]interface{}) {
 		// 复用缓存
 		arg[3] = key
-	}) == nil {
+	}) == nil) {
 		// 添加缓存
 		m.Cmdy(ice.WEB_CACHE, arg)
 		arg = []string{arg[0], m.Append("type"), m.Append("name"), m.Append("data")}
diff --git a/core/chat/chat.go b/core/chat/chat.go
index 7970699e..ce8a7b3a 100644
--- a/core/chat/chat.go
+++ b/core/chat/chat.go
@@ -187,6 +187,10 @@ var Index = &ice.Context{Name: "chat", Help: "聊天中心",
 
 			// 登录检查
 			if m.Warn(!m.Options(ice.MSG_USERNAME), "not login") {
+				if m.Option("share") != "" {
+					m.Option(ice.MSG_USERNAME, "void")
+					return
+				}
 				m.Render("status", 401, "not login")
 				m.Option(ice.MSG_USERURL, "")
 				return