修改发布仪表盘不存在的报错的问题

src/main/java/com/syc/slm/slmbi/service/impl/InstrumentPanelConfigServiceImpl.java

@@ -78,6 +78,9 @@ public class InstrumentPanelConfigServiceImpl extends ServiceImpl<InstrumentPane
         InstrumentPanelPermissionDTO permission = config.getPermission();
         checkAll(appId, config, permission);
         InstrumentPanel panel = panelService.getById(config.getPanelId());
+        if (panel == null){
+            throw new SysException("仪表盘不存在，请重新选择");
+        }
         fillPanelProp(permission, panel, PublishedStatus.PUBLISHED.value);
         log.info("删除仪表板配置详情");
         delConfig(config.getPanelId(), null);