>>>>>Can you provide an example of how single quotes behave differently to double qoutes in this context ?
>>>>
>>>>modify command "a file with it's misplaced apostrophe in the name.prg"
>>>
>>>Not sure that 'in this context' covers that - but point taken.....
>>
>>The context is filenames, and you may return the point after you've played with it for a while.
>
>I meant in the context of the thread. The cause of the problem was not that single quotes were used instead of double quotes.

Ah, yes, that is so. I've sad what I had about that recently, message #1542963. This thing about apostrophes in a filename is missing there.