This article addresses issues that teams may encounter when multiple people use clients such as Clash, V2RayN, and sing-box, including subscription links failing to update, node lists not refreshing, or timeout/403 errors, and explains how these problems relate to account environment, network egress, and client cache. You can troubleshoot them step by step using the methods below, which are suitable for small company teams, study groups, or multiple people sharing the same subscription.
1. First determine whether it’s a “link issue” or an “environment issue”
A subscription update failure does not necessarily mean the nodes are invalid. A subscription link is essentially a remote configuration address that the client must access to download the latest node information. In team scenarios, failures commonly occur when the same link is requested frequently by multiple people, multiple devices, or multiple networks, or when the network environment on certain devices is unstable.
- Copy the subscription link and open it in a browser. If it displays a block of configuration text or automatically downloads a file, the link itself is most likely accessible.
- Test with a different network, for example by switching from company Wi-Fi to a mobile hotspot, to rule out the impact of LAN DNS, proxy rules, or firewall settings.
- Manually click “Update Subscription” in the client and observe the error message: timeouts usually indicate a network issue, while 403/401 errors are usually related to permissions, expiration, or access restrictions.
- Make sure the system time is accurate. Excessive time drift may cause HTTPS certificate validation to fail.
2. Why the account environment affects updates when shared by a team
If multiple members share the same subscription address, the server may impose restrictions based on request frequency, IP changes, number of devices, or abnormal access behavior. This is especially true when team members are spread across different cities and carriers and repeatedly refresh the subscription within a short period, which can easily be identified as abnormal requests.
It is recommended that the team agree internally: do not have everyone click update frequently; after a new member imports the subscription, test the connection first instead of repeatedly deleting and re-importing it; and do not post the subscription link in public groups or on web pages. A subscription address is essentially a configuration entry point, and once leaked, it may be used by unrelated devices, causing update issues for the original members.
The free nodes provided by this site are suitable for temporary testing and learning the client import process, but fluctuations in free resources are normal. If the team is only troubleshooting the client, you can first use a free subscription or a single node to verify whether the software can update normally, and then determine whether there is a problem with the original subscription.
3. Common fixes for each client
- Clash Verge / Clash Meta: Go to “Configuration/Profiles,” delete the old subscription, and paste the link again; if it still fails, disable the system proxy before updating to avoid proxy loops.
- V2RayN: Right-click the subscription group and test both “Update Subscription (without proxy)” and “Update Subscription (through proxy)”; also clear invalid groups to avoid duplicate imports.
- sing-box: Check whether the configuration source is a remote subscription. If the front-end panel does not refresh, restart the client or re-import the subscription URL.
- Mobile clients: make sure network permission is granted, disable power-saving restrictions on background network activity, and switch to mobile data for testing if necessary.
4. Recommended team update workflow
To reduce subscription update failures, the team can designate one administrator to verify whether the subscription is available and then notify members to update. On the member side, they only need to refresh at a fixed frequency, such as once per day or after receiving a notification, rather than making continuous high-frequency requests. If many people fail at the same time, check the subscription status first; if only a few individuals fail, focus on troubleshooting their local DNS, system time, network permissions, and client version.
Finally, if you run into a subscription link that won’t update, troubleshoot in this order: first test the link in a browser, then switch networks, then clear the cache and re-import, and finally check whether the account has expired, been restricted, or leaked. This makes it possible to quickly distinguish whether the issue is with the client, the network environment, or account stability problems caused by team sharing.