修复device_channel的Id改变带来的tree查询bug

朱俊杰

2022-03-15 70ada79c7a3f7c0c2e47cde5619ba94d5d57708b

 src/main/java/com/genersoft/iot/vmp/gb28181/session/SsrcConfig.java

@@ -81,7 +81,6 @@
            isUsed.remove(sn);
            notUsed.add(sn);
        }catch (NullPointerException e){
            System.out.printf("11111");
        }
    }