From 39a91940539d2e91541ff46aec2aefe0de6d9b56 Mon Sep 17 00:00:00 2001
From: Mrs4s <1844812067@qq.com>
Date: Tue, 22 Sep 2020 13:35:46 +0800
Subject: [PATCH] fix conn issue.

---
 client/client.go | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/client/client.go b/client/client.go
index 792e329d..d29e5de9 100644
--- a/client/client.go
+++ b/client/client.go
@@ -1103,7 +1103,10 @@ func (c *QQClient) doHeartbeat() {
 		seq := c.nextSeq()
 		sso := packets.BuildSsoPacket(seq, uint32(SystemDeviceInfo.Protocol), "Heartbeat.Alive", SystemDeviceInfo.IMEI, []byte{}, c.OutGoingPacketSessionId, []byte{}, c.ksid)
 		packet := packets.BuildLoginPacket(c.Uin, 0, []byte{}, sso, []byte{})
-		_, _ = c.sendAndWait(seq, packet)
+		_, err := c.sendAndWait(seq, packet)
+		if err != nil {
+			_ = c.Conn.Close()
+		}
 		time.AfterFunc(30*time.Second, c.doHeartbeat)
 	}
 	c.heartbeatEnabled = false