the pptp vpn bug ?

1、ros do the pptp-server
2、some client(maybe ros、windows、liunx …)conn to pptp-server
3、the client make Abnormal disconnection (like Unplug the cable)
4、in the server ,the pptp connection will be there forever…
5、if the user profile only-one=yes ,the next time he will con‘t loggin

the problem in the version 3.30 4.6 5.22 5.25 5.26 was found

I need The solution

thanks

I get it

I use a backup file import to the ros which has the different version with the backup

so if you want take the option from one ros to another , and they have different version , use backup->restore may make you in trouble