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Description 请确保您已阅读以上注意事项,并勾选下方的确认框。
Lagrange项目
Core
所使用/依赖的Lagrange项目对应的commit
6b6838c
运行环境
其它(请在下方说明)
运行架构
arm64
连接方式
正向 WebSocket
重现步骤
环境:macOS(docker)/Linux
复现:未知,似乎是由特定的 image message 导致的异常
期望的结果是什么?
修复,正常响应
实际的结果是什么?
获取聊天记录失败
简单的复现代码/链接(可选)
未知 ,但似乎 (我这里)大部分群都可以触发(使用 stapxsqqlite,其他未知)
Trace 级别日志记录(可选)
trce: Lagrange.OneBot.Core.Network.Service.ForwardWSService[12]
Receive(*** ) {" action" :" get_group_msg_history" ," params" :{" group_id" :*** ," message_id" :*** ," count" :20}," echo" :" send_getChatHistory" }
trce: Lagrange.Core.BotContext[0]
[2025-08-30 09:40:31] [ServiceContext] [DEBUG]: Outgoing SSOFrame: trpc.msg.register_proxy.RegisterProxy.SsoGetGroupMsg
warn: Lagrange.Core.BotContext[0]
[2025-08-30 09:40:31] [BusinessContext] [WARNING]: Error when processing the event: Lagrange.Core.Internal.Event.Message.GetGroupMessageEvent
warn: Lagrange.Core.BotContext[0]
[2025-08-30 09:40:31] [BusinessContext] [WARNING]: System.NullReferenceException: Object reference not set to an instance of an object.
at Lagrange.Core.Message.Entity.ImageEntity.Lagrange.Core.Message.IMessageEntity.UnpackElement(Elem elems)
at Lagrange.Core.Message.MessagePacker.Parse(PushMsgBody message, Boolean isFake)
at Lagrange.Core.Message.Entity.ForwardEntity.Lagrange.Core.Message.IMessageEntity.UnpackElement(Elem elem)
at Lagrange.Core.Message.MessagePacker.Parse(PushMsgBody message, Boolean isFake)
at Lagrange.Core.Internal.Service.Message.GetGroupMessageService.<> c.< Parse> b__1_0(PushMsgBody x)
at System.Linq.Enumerable.ListSelectIterator` 2.Fill(ReadOnlySpan` 1 source, Span` 1 destination, Func` 2 func)
at System.Linq.Enumerable.ListSelectIterator`2.ToList ()
at Lagrange.Core.Internal.Service.Message.GetGroupMessageService.Parse(Span` 1 input, BotKeystore keystore, BotAppInfo appInfo, BotDeviceInfo device, GetGroupMessageEvent& output, List` 1& extraEvents)
at Lagrange.Core.Internal.Service.BaseService` 1.Lagrange.Core.Internal.Service.IService.Parse(Span` 1 input, BotKeystore keystore, BotAppInfo appInfo, BotDeviceInfo device, ProtocolEvent& output, List` 1& extraEvents)
at Lagrange.Core.Internal.Context.ServiceContext.ResolveEventByPacket(SsoPacket packet)
at Lagrange.Core.Internal.Context.BusinessContext.SendEvent(ProtocolEvent event)
warn: Lagrange.OneBot.Core.Operation.OperationService[0]
Unexpected error encountered while handling message.
System.Exception: Exception of type ' System.Exception' was thrown.
at Lagrange.OneBot.Core.Operation.Message.GetGroupMessageHistoryOperation.HandleOperation(BotContext context, JsonNode payload)
at Lagrange.OneBot.Core.Operation.OperationService.HandleOperation(MsgRecvEventArgs e)
trce: Lagrange.OneBot.Core.Network.Service.ForwardWSService[13]
Send(*** ) {" status" :" failed" ," retcode" :200," data" :null," echo" :" send_getChatHistory" }
补充说明(可选)
似乎在大部分群的部分片段 聊天历史会诱发此错误,目前未知因为什么消息体导致的爆炸(
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请确保您已阅读以上注意事项,并勾选下方的确认框。
Lagrange项目
Core
所使用/依赖的Lagrange项目对应的commit
6b6838c
运行环境
其它(请在下方说明)
运行架构
arm64
连接方式
正向 WebSocket
重现步骤
环境:macOS(docker)/Linux
复现:未知,似乎是由特定的 image message 导致的异常
期望的结果是什么?
修复,正常响应
实际的结果是什么?
获取聊天记录失败
简单的复现代码/链接(可选)
Trace 级别日志记录(可选)
trce: Lagrange.OneBot.Core.Network.Service.ForwardWSService[12] Receive(***) {"action":"get_group_msg_history","params":{"group_id":***,"message_id":***,"count":20},"echo":"send_getChatHistory"} trce: Lagrange.Core.BotContext[0] [2025-08-30 09:40:31] [ServiceContext] [DEBUG]: Outgoing SSOFrame: trpc.msg.register_proxy.RegisterProxy.SsoGetGroupMsg warn: Lagrange.Core.BotContext[0] [2025-08-30 09:40:31] [BusinessContext] [WARNING]: Error when processing the event: Lagrange.Core.Internal.Event.Message.GetGroupMessageEvent warn: Lagrange.Core.BotContext[0] [2025-08-30 09:40:31] [BusinessContext] [WARNING]: System.NullReferenceException: Object reference not set to an instance of an object. at Lagrange.Core.Message.Entity.ImageEntity.Lagrange.Core.Message.IMessageEntity.UnpackElement(Elem elems) at Lagrange.Core.Message.MessagePacker.Parse(PushMsgBody message, Boolean isFake) at Lagrange.Core.Message.Entity.ForwardEntity.Lagrange.Core.Message.IMessageEntity.UnpackElement(Elem elem) at Lagrange.Core.Message.MessagePacker.Parse(PushMsgBody message, Boolean isFake) at Lagrange.Core.Internal.Service.Message.GetGroupMessageService.<>c.<Parse>b__1_0(PushMsgBody x) at System.Linq.Enumerable.ListSelectIterator`2.Fill(ReadOnlySpan`1 source, Span`1 destination, Func`2 func) at System.Linq.Enumerable.ListSelectIterator`2.ToList() at Lagrange.Core.Internal.Service.Message.GetGroupMessageService.Parse(Span`1 input, BotKeystore keystore, BotAppInfo appInfo, BotDeviceInfo device, GetGroupMessageEvent& output, List`1& extraEvents) at Lagrange.Core.Internal.Service.BaseService`1.Lagrange.Core.Internal.Service.IService.Parse(Span`1 input, BotKeystore keystore, BotAppInfo appInfo, BotDeviceInfo device, ProtocolEvent& output, List`1& extraEvents) at Lagrange.Core.Internal.Context.ServiceContext.ResolveEventByPacket(SsoPacket packet) at Lagrange.Core.Internal.Context.BusinessContext.SendEvent(ProtocolEvent event) warn: Lagrange.OneBot.Core.Operation.OperationService[0] Unexpected error encountered while handling message. System.Exception: Exception of type 'System.Exception' was thrown. at Lagrange.OneBot.Core.Operation.Message.GetGroupMessageHistoryOperation.HandleOperation(BotContext context, JsonNode payload) at Lagrange.OneBot.Core.Operation.OperationService.HandleOperation(MsgRecvEventArgs e) trce: Lagrange.OneBot.Core.Network.Service.ForwardWSService[13] Send(***) {"status":"failed","retcode":200,"data":null,"echo":"send_getChatHistory"}补充说明(可选)
似乎在大部分群的部分片段聊天历史会诱发此错误,目前未知因为什么消息体导致的爆炸(