diff -r 4f569432e14b -r 70d0c3102424 Hardware/Nvidia/NvidiaGPU.cs
--- a/Hardware/Nvidia/NvidiaGPU.cs	Tue May 04 17:32:41 2010 +0000
+++ b/Hardware/Nvidia/NvidiaGPU.cs	Thu May 06 19:20:38 2010 +0000
@@ -75,7 +75,7 @@
           default: name = "GPU"; break;
         }
         temperatures[i] = new Sensor(name, i, sensor.DefaultMaxTemp,
-          SensorType.Temperature, this);
+          SensorType.Temperature, this, new ParameterDescription[0]);
         ActivateSensor(temperatures[i]);
       }
 
@@ -93,8 +93,8 @@
       get { return name; }
     }
 
-    public string Identifier {
-      get { return "/nvidiagpu/" + adapterIndex; }
+    public Identifier Identifier {
+      get { return new Identifier("nvidiagpu", adapterIndex.ToString()); }
     }
 
     public Image Icon {