From 8da04fd7e21342fa1831b3553bd3bc5d2f5e5d34 Mon Sep 17 00:00:00 2001
From: "nicolas.dorier" <nicolas.dorier@gmail.com>
Date: Wed, 20 Dec 2023 17:17:19 +0900
Subject: [PATCH] Better error message in Vault if hardware device isn't
 supported

---
 BTCPayServer/Controllers/UIVaultController.cs | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/BTCPayServer/Controllers/UIVaultController.cs b/BTCPayServer/Controllers/UIVaultController.cs
index db2158881..d16238f8d 100644
--- a/BTCPayServer/Controllers/UIVaultController.cs
+++ b/BTCPayServer/Controllers/UIVaultController.cs
@@ -310,10 +310,11 @@ askdevice:
                                     await websocketHelper.Send("{ \"error\": \"no-device\"}", cancellationToken);
                                     continue;
                                 }
-                                device = new HwiDeviceClient(hwi, deviceEntry.DeviceSelector, deviceEntry.Model, deviceEntry.Fingerprint);
+                                var model = deviceEntry.Model ?? "Unsupported hardware wallet, try to update BTCPay Server Vault";
+                                device = new HwiDeviceClient(hwi, deviceEntry.DeviceSelector, model, deviceEntry.Fingerprint);
                                 fingerprint = device.Fingerprint;
                                 JObject json = new JObject();
-                                json.Add("model", device.Model);
+                                json.Add("model", model);
                                 json.Add("fingerprint", device.Fingerprint?.ToString());
                                 await websocketHelper.Send(json.ToString(), cancellationToken);
                                 break;