From 92e1f91be7a6687bea54836bdea6cedee27b6f27 Mon Sep 17 00:00:00 2001
From: Tim Macintyre <tim.macintyre@qmc.ac.uk>
Date: Wed, 21 Jan 2026 11:06:16 +0000
Subject: [PATCH 1/2] Fix GetAllNetworkInterfaces exception failure

GetAllNetworkInterfaces can throw an exception (common on non-Windows platforms) which causes the entire submission to fail.
---
 .../Model/JsonData/BacktraceAttributes.cs      | 18 ++++++++++++------
 1 file changed, 12 insertions(+), 6 deletions(-)

diff --git a/Backtrace/Model/JsonData/BacktraceAttributes.cs b/Backtrace/Model/JsonData/BacktraceAttributes.cs
index 72eedac..fb2e9d1 100644
--- a/Backtrace/Model/JsonData/BacktraceAttributes.cs
+++ b/Backtrace/Model/JsonData/BacktraceAttributes.cs
@@ -179,12 +179,18 @@ private Guid GenerateMachineId()
             {
                 return guid;
             }
-            var networkInterface =
-                 NetworkInterface.GetAllNetworkInterfaces()
-                    .FirstOrDefault(n =>
-                        n.OperationalStatus == OperationalStatus.Up
-                        && !string.IsNullOrEmpty(n.GetPhysicalAddress()?.ToString())
-                    );
+
+            NetworkInterface networkInterface = null;
+            try
+            {
+                networkInterface = NetworkInterface.GetAllNetworkInterfaces()
+                        .FirstOrDefault(n =>
+                            n.OperationalStatus == OperationalStatus.Up
+                            && !string.IsNullOrEmpty(n.GetPhysicalAddress()?.ToString())
+                        );
+            }
+            catch (Exception){}
+
 
             if (networkInterface == null)
             {

From c5ce9133d9c6097dc6f9b68bdc989f5e080cb4f4 Mon Sep 17 00:00:00 2001
From: Tim Macintyre <tim.macintyre@qmc.ac.uk>
Date: Thu, 22 Jan 2026 09:09:53 +0000
Subject: [PATCH 2/2] Add NetworkInterfaces Exception trace

---
 Backtrace/Model/JsonData/BacktraceAttributes.cs | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/Backtrace/Model/JsonData/BacktraceAttributes.cs b/Backtrace/Model/JsonData/BacktraceAttributes.cs
index fb2e9d1..6bdface 100644
--- a/Backtrace/Model/JsonData/BacktraceAttributes.cs
+++ b/Backtrace/Model/JsonData/BacktraceAttributes.cs
@@ -189,7 +189,9 @@ private Guid GenerateMachineId()
                             && !string.IsNullOrEmpty(n.GetPhysicalAddress()?.ToString())
                         );
             }
-            catch (Exception){}
+            catch (Exception ex){
+                Trace.TraceWarning("Failed to retrieve Network Interfaces", ex);
+            }
 
 
             if (networkInterface == null)