From 646419e4ad291258b8c013332bc46aa491176aed Mon Sep 17 00:00:00 2001
From: 648540858 <648540858@qq.com>
Date: Fri, 28 Jan 2022 16:45:12 +0800
Subject: [PATCH] #247

---
 .../genersoft/iot/vmp/vmanager/gb28181/ptz/PtzController.java   | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/main/java/com/genersoft/iot/vmp/vmanager/gb28181/ptz/PtzController.java b/src/main/java/com/genersoft/iot/vmp/vmanager/gb28181/ptz/PtzController.java
index 68acde33..95d1aefa 100644
--- a/src/main/java/com/genersoft/iot/vmp/vmanager/gb28181/ptz/PtzController.java
+++ b/src/main/java/com/genersoft/iot/vmp/vmanager/gb28181/ptz/PtzController.java
@@ -152,10 +152,10 @@ public class PtzController {
 			msg.setData("获取设备预置位超时");
 			resultHolder.invokeResult(msg);
 		});
-		resultHolder.put(key, uuid, result);
 		if (resultHolder.exist(key, null)) {
 			return result;
 		}
+		resultHolder.put(key, uuid, result);
 		cmder.presetQuery(device, channelId, event -> {
 			RequestMessage msg = new RequestMessage();
 			msg.setId(uuid);