diff --git a/src/main/java/com/zhgd/xmgl/modules/policecamera/service/impl/PoliceCameraItemServiceImpl.java b/src/main/java/com/zhgd/xmgl/modules/policecamera/service/impl/PoliceCameraItemServiceImpl.java
index a8f6c5d2d..932743c71 100644
--- a/src/main/java/com/zhgd/xmgl/modules/policecamera/service/impl/PoliceCameraItemServiceImpl.java
+++ b/src/main/java/com/zhgd/xmgl/modules/policecamera/service/impl/PoliceCameraItemServiceImpl.java
@@ -315,6 +315,9 @@ public class PoliceCameraItemServiceImpl extends ServiceImpl<PoliceCameraItemMap
             QueryWrapper<PoliceCameraVideoConfig> queryWrapper = new QueryWrapper<>();
             queryWrapper.lambda().eq(PoliceCameraVideoConfig::getProjectSn, item.getProjectSn());
             PoliceCameraVideoConfig config = policeCameraVideoConfigService.getOne(queryWrapper);
+            if (config == null) {
+                throw new OpenAlertException("请先配置ISC服务器");
+            }
             vo.setConfig(config);
             //海康ISC
             String url = HikVideoUtil.callPostApiGetPreviewURL(item.getMonitoringNumber(), MapUtils.getString(map, "type"),