1 files changed, 2 insertions, 1 deletions
diff --git a/services/java/com/android/server/PowerManagerService.java b/services/java/com/android/server/PowerManagerService.java
index 9a371c6c5539..bd50e227df37 100644
--- a/services/java/com/android/server/PowerManagerService.java
+++ b/services/java/com/android/server/PowerManagerService.java
@@ -2521,7 +2521,8 @@ public class PowerManagerService extends IPowerManager.Stub
             return val;
         } catch (Exception e) {
             // guard against null pointer or index out of bounds errors
-            Slog.e(TAG, "getAutoBrightnessValue", e);
+            Slog.e(TAG, "Values array must be non-empty and must be the same length "
+                    + "as the auto-brightness levels array.  Check config.xml.", e);
             return 255;
         }
     }