diff -r 5f8a5c568230 -r f1d921533cc5 HexEdit/HexEditSearchReplaceWidget.py --- a/HexEdit/HexEditSearchReplaceWidget.py Sat Jan 23 16:21:23 2016 +0100 +++ b/HexEdit/HexEditSearchReplaceWidget.py Sat Jan 23 16:59:18 2016 +0100 @@ -491,7 +491,7 @@ @return converted text @rtype str """ - if oldFormat and newFormat: + if txt and oldFormat and newFormat and oldFormat != newFormat: # step 1: convert the text to a byte array using the old format byteArray = self.__text2bytearray(txt, oldFormat)