Update play_error.md

TouXin

2022-11-03 6e5f04b36859a34900f40b0cbec7e9aa0ff250ea

 src/main/java/com/genersoft/iot/vmp/gb28181/event/alarm/AlarmEventListener.java

@@ -51,7 +51,6 @@
                }
                // 移除已关闭的连接
                it.remove();
                // e.printStackTrace();
            }
        }
    }