hmmm I am pretty sure its not M-I M-i or M-c . It's only M-/ and it simply expands in an unexplainable manner.
Can you be more specific. What is the guarantee that you haven't typed
M-l, M-u or M-c?
> I have not customized dabrrev ... I believe I run into this
> accidentally when I type in some control/alt combinations
> inadvertently.
>
> Regards,
> Kashyap
>
> On Thu, Jul 19, 2012 at 7:34 PM, Jambunathan K <
> kjambunathan@gmail.com> wrote:
>
> C K Kashyap <ckkashyap@gmail.com> writes:
>
> > Hi,
> >
> > I noticed that at times when I do a M-/ and try to complete a
> word
> > that already exists in the buffer (I assume, this is what I
> need to
> > do if I need to do what I did using C-p or C-n on vi), the word
> > completion happens but with weird casing. Sometime all caps
> etc. I
> > wonder if there is some setting I need to do when I get into
> this
> > situation.
>
> Have you customized dabrrev?
>
> See (info "(emacs) Dabbrev Customization")
>
>
> >
> > Regards,
> > Kashyap
> >
> >
>
> --