>>>>And you couldn't be bothered to work out why ?

fln = putfile('Rename File:','','txt')

>>>
>>>not that at all viv. If the experts get it wrong, there is no hope for me. K
>>
>>What is the error you're getting?
>>
>>The putfile works fine, I've tested.

fln = putfile('Rename File:',,'txt')

?

No, the new line. I haven't re-tested the original.