--- a/Tools__ViewTreeApplication.st	Wed Jul 31 17:12:55 2019 +0200
+++ b/Tools__ViewTreeApplication.st	Sun Aug 25 12:10:12 2019 +0200
@@ -4414,7 +4414,7 @@
 
     "/ the selection may change at any time (may it?)
     (keptSelection := selection) isNil ifTrue:[^ nil].
-    ^ keptSelection do:aOneArgBlock
+    keptSelection do:aOneArgBlock
 
     "Modified (format): / 12-02-2017 / 11:53:23 / cg"
 !