Port is already in use
Find the process using it or choose an unused listening port in the client.
Troubleshooting
Clash Meta Client Startup Troubleshooting
Troubleshoot Clash Meta / Mihomo client startup issues, permissions, occupied ports, config errors, and compatibility.
Content reviewed: 2026-08-21
Who it is for
Users whose client will not start, shows errors, or fails to load a profile.
Prerequisites
- Record the client name and version
- Keep the error or a log excerpt
- Confirm the download source
Troubleshooting steps
- 1
Confirm the installer is official and matches the system and CPU architecture.
- 2
Close duplicate clients and conflicting VPN or proxy applications.
- 3
Check configuration format, port conflicts, permissions, and firewall rules.
- 4
Read client logs and search the official docs or issues using the error keywords.
- 5
If needed, reproduce with a minimal profile and record environment details.
Common issues
Profile prevents startup
Start with a minimal known-good profile, then restore custom sections gradually.
Next step
Return to the client page to confirm the official version and supported platform.
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