: The remote VPN server is temporarily down or congested. Step-by-Step Solutions to Fix Error Code 1
Your local firewall, router, or ISP is blocking VPN protocols.
Here are the most frequent culprits behind error code 1:
If the connection succeeds while security is off, re-enable your firewall immediately. Then, navigate to your firewall settings and add vpnclient.exe or the entire SoftEther VPN Client installation folder to the "Allowed Apps" or "Whitelist" section. Step 4: Enable SoftEther's NAT Traversal Feature
The SoftEther VPN client error code 1! Don't worry, I'm here to help you troubleshoot and potentially resolve the issue. softether vpn client error code 1 free
To help narrow down the exact cause of your connection failure, please let me know:
Change the port to a common alternative. Recommended ports for SoftEther include: (Standard HTTPS traffic, rarely blocked) 992 1194 (Standard OpenVPN port) 5555 Click OK and try connecting again. 3. Reinstall or Reset the Virtual Network Adapter
Based on your request, you are encountering SoftEther VPN Client Error Code 1. This error typically appears with the message or indicates that the client cannot establish a connection to the server.
The most common mistake is a typo in the host address or selecting the wrong port. : The remote VPN server is temporarily down or congested
Are you trying to connect to a or a public VPN Gate node ?
SoftEther VPN Error Code 1 can be frustrating, but it is rarely insurmountable—and solving it never requires purchasing expensive software or premium support. The solutions outlined in this guide are all available for free, drawn directly from the experiences of thousands of SoftEther users who have faced the same error and emerged victorious.
Are you using a or the VPN Gate public list ?
To resolve error code 1, it's essential to understand its causes. Some common causes include: Then, navigate to your firewall settings and add vpnclient
Troubleshooting SoftEther VPN Client: Solving Error Code 1 If you are seeing ("Connection to the server failed") in your SoftEther VPN Client, you are likely dealing with a basic connectivity barrier . This error typically means the client cannot find or reach the server at all—it's the equivalent of calling a phone number that doesn't exist or isn't plugged in . Common Causes of Error Code 1
Ensure the server computer (whether it is an office PC, a local server, or a VPS instance) is powered on and actively connected to the internet.
The router must forward the necessary ports (443, 992, 1194, or 5555) to the internal IP address of your SoftEther server. Log in to your router's administration page.
: Ensure the listener port on the server is active and not occupied by another program. You can test if a port is reachable by trying to access https://[Your-Server-IP]:[Port] in a web browser.