[R] why did not data.table work?

[Ben Bolker]

Michael <comtech.usa <at> gmail.com> writes:

> 
> yes, the error message was extremely clear; but what was also very clear was
> that the file definitely exists under c:\ directory...

what happens with 

file.exists('c:\\llll.txt')
?

 (presumably the same error)

  also try

 f=file.choose()

select the file in the browser and then see what R thinks
f is.

  My guess is that there's a hidden extension here somewhere ...

  Ben Bolker