Index: library/nx/nx.tcl
===================================================================
diff -u -N -rcd6385e474d293b04f48d3d003e0a2f777b11d3b -r226d979a835578dbde618f73c37b22f65dafd238
--- library/nx/nx.tcl	(.../nx.tcl)	(revision cd6385e474d293b04f48d3d003e0a2f777b11d3b)
+++ library/nx/nx.tcl	(.../nx.tcl)	(revision 226d979a835578dbde618f73c37b22f65dafd238)
@@ -1429,7 +1429,7 @@
   }
 
   ObjectParameterSlot public method onError {cmd msg} {
-    puts stderr "==== DEBUG AppVeyor behavior <$cmd> <$msg>"
+    #puts stderr "==== DEBUG AppVeyor behavior <$cmd> <$msg>"
     if {[string match "%1 requires argument*" $msg]} {
       set template {wrong # args: use \"$cmd [join $methods |]\"}
     } elseif {[string match "*unknown for slot*" $msg]} {