diff --git a/src/com/android/launcher2/PagedView.java b/src/com/android/launcher2/PagedView.java
index 8c74c42..e5e7a20 100644
--- a/src/com/android/launcher2/PagedView.java
+++ b/src/com/android/launcher2/PagedView.java
@@ -925,6 +925,9 @@
          * of the down event.
          */
         final int pointerIndex = ev.findPointerIndex(mActivePointerId);
+        if (pointerIndex == -1) {
+            return;
+        }
         final float x = ev.getX(pointerIndex);
         final float y = ev.getY(pointerIndex);
         final int xDiff = (int) Math.abs(x - mLastMotionX);