Merge pull request #447 from hotcoffie/wvp-28181-2.0

648540858

2022-04-23 9ab99edc1eb9a255f2aa6cfd4c34fdd4565952dc

 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");
        }
    }