* Fixed gotcha in r21364. SQL Null instead of nil. Mantis #22108 by Ludo

git-svn-id: trunk@21373 -

packages/fcl-db/src/base/bufdataset.pas

@@ -3145,7 +3145,7 @@ function TCustomBufDataset.Lookup(const KeyFields: string;
 var
   bm:TBookmark;
 begin
-  result:=nil;
+  result:=Null;
   bm:=GetBookmark;
   DisableControls;
   try