diff --git a/hd/nladmin-system/src/main/java/org/nl/acs/device_driver/standard_inspect_site/StandardInspectSiteDeviceDriver.java b/hd/nladmin-system/src/main/java/org/nl/acs/device_driver/standard_inspect_site/StandardInspectSiteDeviceDriver.java
index 2dc22d6..220ee91 100644
--- a/hd/nladmin-system/src/main/java/org/nl/acs/device_driver/standard_inspect_site/StandardInspectSiteDeviceDriver.java
+++ b/hd/nladmin-system/src/main/java/org/nl/acs/device_driver/standard_inspect_site/StandardInspectSiteDeviceDriver.java
@@ -470,6 +470,11 @@ public class StandardInspectSiteDeviceDriver extends AbstractOpcDeviceDriver imp
                     if (standardInspectSiteDeviceDriver.getMove() != 0 || standardInspectSiteDeviceDriver.getMode() != 2) {
                         continue;
                     }
+                    //判断是否已经有该起点设备的任务,如果有就结束循环
+                    int num1 = taskserver.querySameOriginTask(start_device_code);
+                    if (num1 != 0) {
+                        continue;
+                    }
                     //判断是否有相同终点的任务,有就结束本次循环
                     int num = taskserver.querySameDestinationTask(next_device_code);
                     if (num != 0) {