Troubleshooting

How do I fix a DNS leak?

When visiting the dashboard on OVPN, you will se if you have a DNS leak or not. You can also use IPleak.net to check if you have any leaks. Go to IPleak.net and check the Detected DNS Address. If you ...

Ifconfig inet6 failed: external program exited with error status: 1

This error usually only occurs on routers. The code lines over and under the error message should look something like: unknown daemon.notice openvpn[1666]: /sbin/ifconfig tun11 add 2a03:8600:1003:3...

Mac: Can't assign requested address (code=49)

Can't assign requested address (code=49) is a bug in Mac OS X, and not an issue with OVPN itself. There are two ways of fixing this issue. The first one is easier as you simply have to restart your c...

Mac: Warning – After connecting to OVPN, it seems as if Internet is no longer accessible

This error occurs because of a bug in Tunnelblick. The connection to OVPN in reality works fine. Your external IP address has been changed, and all your traffic is encrypted. The error instead l...

I am experiencing low Internet speeds when connected to OVPN

Before troubleshooting, try connecting through TCP 443, as this can solve issues with low Internet speed in some situations. This article is dedicated to explaining what you can do if you are ...

Skype is lagging when I use it when connected to OVPN

If Skype is lagging during voice or video calls when you are connected to OVPN, there is a way to fix it. You can choose the port that Skype should use for incoming connections. Mac OS X ...

Windows: Error: When using --tun-ipv6, if you have more than one TAP Windows adapter...

This error occurs when the TAP Windows adapter is malfunctioning, or when you have multiple adapters installed on your system. Solution Uninstall TAP Windows on your computer. Download TAP Windows fr...

Initialization Sequence Completed With Errors (see http://openvpn.net/faq.html#dhcpclients)

This error usually occurs if you have a modem instead of a router, or if you're using a bridged connection. This error mainly occurs on Windows systems. The lines before and after the error message u...

Windows: My Internet connection doesn’t work after using the OVPN-client

Sometimes, the killswitch isn’t shut down correctly when the client is shut down. This is a bug that we are working to solve as soon as possible. If you can’t connect to the Internet after ...

Windows: issue: netsh command failed: returned error code 1

This error can occur for a number of reasons. The first thing you should do is to make sure that you are running OVPN as administrator. You can do this by right-clicking on the OpenVPN icon and choosi...

Windows: Temporary directory (--tmp-dir) fails with '_file path_': No such file or directory

This error occurs when the username of your Windows account username contains special or unusual characters, such as Russian characters. Solutions Uninstall your current OpenVPN version. Download the...

Mac: IPv6 doesn’t work

You can check if your IPv6 address works by going to this website. If the page loads and you see something like 2a02:1610:1002:1000::1005, IPv6 is working properly for you and you don’t need to do...

Unable to reach specific website

The most common reason for this issue is that the website you are trying to reach has blocked some of our IP-addresses. You can usually circumvent this problem by connecting through a different server...

Windows: Bad throughput

If you have problems with extremely low throughput in Windows, it may be due to problems with newer versions of the TAP adapter. If that is the case, you can try the following:1. Open the De...