Fix #1: Launch failure due to get_WarbandPath()

Gracefully handle missing or inaccessible registry key for install_path.
int19h · Sep 5, 2018 · 1566871 · 1566871
1 parent 99a8b1f
commit 1566871
Showing 1 changed file with 9 additions and 3 deletions.
diff --git a/WarBender.UI/MainForm.cs b/WarBender.UI/MainForm.cs
@@ -67,9 +67,15 @@ public Game Game {
 
         private string WarbandPath {
             get {
-                var hklm = RegistryKey.OpenBaseKey(RegistryHive.LocalMachine, RegistryView.Registry32);
-                var warbandKey = hklm.OpenSubKey(@"SOFTWARE\mount&blade warband");
-                return warbandKey.GetValue("install_path", null)?.ToString();
+                try {
+                    var hklm = RegistryKey.OpenBaseKey(RegistryHive.LocalMachine, RegistryView.Registry32);
+                    var warbandKey = hklm?.OpenSubKey(@"SOFTWARE\mount&blade warband");
+                    return warbandKey?.GetValue("install_path", null)?.ToString();
+                } catch (UnauthorizedAccessException) {
+                    return null;
+                } catch (IOException) {
+                    return null;
+                }
             }
         }