diff -r 4f569432e14b -r 70d0c3102424 Hardware/ATI/ATIGPU.cs
--- a/Hardware/ATI/ATIGPU.cs	Tue May 04 17:32:41 2010 +0000
+++ b/Hardware/ATI/ATIGPU.cs	Thu May 06 19:20:38 2010 +0000
@@ -69,7 +69,8 @@
 
       this.temperature = 
         new Sensor("GPU Core", 0, SensorType.Temperature, this);
-      this.fan = new Sensor("GPU", 0, speedInfo.MaxRPM, SensorType.Fan, this);
+      this.fan = new Sensor("GPU", 0, speedInfo.MaxRPM, SensorType.Fan, this,
+        null);
       this.coreClock = new Sensor("GPU Core", 0, SensorType.Clock, this);
       this.memoryClock = new Sensor("GPU Memory", 1, SensorType.Clock, this);
       this.coreVoltage = new Sensor("GPU Core", 0, SensorType.Voltage, this);
@@ -85,8 +86,8 @@
       get { return name; }
     }
 
-    public string Identifier {
-      get { return "/atigpu/" + adapterIndex; }
+    public Identifier Identifier {
+      get { return new Identifier("atigpu", adapterIndex.ToString()); }
     }
 
     public Image Icon {