WeCom
Contact-way QR, external userid binding, sidebar summary, event → lead.
Notes
- Without CorpId/Secret you can still save locally and paste a QR manually.
state/ channel code must be unique.- One external userid binds to one client only.
Troubleshooting
| Issue | Fix |
|---|---|
| Missing CorpId/Secret | Fill system config or paste QR manually |
| API errmsg | App permission, IP allowlist, secret expiry |
| Already bound | Unbind first or open the existing client |