Pre Merge pull request !39 from 田朝盛/N/A

src/main/java/com/genersoft/iot/vmp/gb28181/service/impl/PlatformServiceImpl.java

@@ -889,9 +889,6 @@ public class PlatformServiceImpl implements IPlatformService, CommandLineRunner
 
         subscribeHolder.removeCatalogSubscribe(platform.getServerGBId());
         subscribeHolder.removeMobilePositionSubscribe(platform.getServerGBId());
-        if (callback != null) {
-            callback.run(true);
-        }
     }
 
     @Override