Issue12510: Attempting to get invalid tooltip no longer closes Idle.
Original patch by Roger Serwy.
diff --git a/Misc/NEWS b/Misc/NEWS
index 4cafa5d..3ea0ae3 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -67,6 +67,9 @@
 Library
 -------
 
+- Issue12510: Attempting to get invalid tooltip no longer closes Idle.
+  Original patch by Roger Serwy.
+
 - Issue #10365: File open dialog now works instead of crashing
   even when parent window is closed. Patch by Roger Serwy.