Btw, in emacs -q with just (require 'tramp) it doesn't work either.
Operating system is CentOS 6.9.  Built on that machine.

On Tue, Jun 19, 2018 at 3:33 PM, Kevin Layer <layer@known.net> wrote:

> Same .emacs.  I'd like to debug it, but I've spent 30 minutes looking
> through tramp.el (in 26.1) and comparing various variables, side by side,
> in 26.1 and 25.3.  No diffs, so far.
>
> When I C-x C-f /machinename:/dir TAB I get nothing.  I do (require 'tramp)
> and in 25.3 when it starts up I see various messages in the minibuffer:
>
> Tramp: Opening connection for rick using scp...
> Tramp: Sending command ‘exec ssh   -o ControlMaster=auto -o
> ControlPath='tramp.%r@%h:%p' -o ControlPersist=no -e none rick’
> Tramp: Waiting for prompts from remote shell...done
> Tramp: Found remote shell prompt on ‘rick’
> Tramp: Opening connection for rick using scp...done
>
>
> On 26.1 I see none of these (even looking through *Messages*).
>
> tramp-default-method is the same in both versions (scp).
>
>
> Ideas?  Thanks.
>