无法发送消息

[CHACCA165]

mirai-core-jvm 2.15.0-M1 | mirai-console 2.15.0-M1 | mirai-console-dev-qrlogin-0.1.7.mirai2 | mirai-login-solver-sakura-0.0.10.mirai2 | fix-protocol-version-1.5.1.mirai2

bot.getEventChannel().subscribeAlways(GroupMessageEvent.class, event -> {
System.out.println(event.getMessage().contentToString());
event.getGroup().sendMessage(event.getMessage().contentToString());
}）

2023-06-02 13:41:13 V/Bot xxx: [xxx(xxx)] 　(xxx) -> 1
1
2023-06-02 13:41:13 V/Net xxx: Send: MessageSvc.PbSendMsg(MessageSvc.PbSendMsg)
2023-06-02 13:41:13 V/Net xxx: Recv: MessageSvc.PbSendMsg
2023-06-02 13:41:16 V/Bot xxx: Group(xxx) <- 1

接收消息正常的救救孩子吧，搞了1小时了