Re: problem: M-a M-e gives symbol's function definition is voide

[Krishnakant <krmane@openmailbox.org>]

On Thursday 23 February 2017 01:44 AM, John Mastro wrote:
> Krishnakant <krmane@openmailbox.org> wrote:
>> I am really confused as to what might have happened in this case.
>>
>> I open a file in python-mode
>>
>> there is lot of code in it.
>>
>> now when I try doing M-a or M-e to move back and forth between
>> function or class definition, I get the said error mentioned in the
>> subject.
> Please check the *Messages* buffer and see if there is anything more to
> the error message. Specifically, I would expect it to say which symbol's
> function definition is void (example below).
>
>> I use emacs 24.5 on Ubuntu 16.04 LTS and I have elpy with company-mode
>> enabled.
>>
>> Can some one tell me what must be going wrong here?
>>
>> I actually can't use any navigation function in python-mode because I
>> get the same error "symbol's function definition is voide ..." for any
>> shortcut I press.
> Something is attempting to call a function that doesn't exist. You can
> manufacture a similar situation with something like:
>
> (defun broken-command ()
>    (interactive)
>    (no-such-function))
>
> (global-set-key (kbd "<f12>") #'broken-command)
>
> After evaluating those forms, if I type f12, I get the error:
>
> broken-command: Symbol’s function definition is void: no-such-function
>
> Because there's no such function as no-such-function ;-)
>
>> of course M-C-i works with company so I know other things are going
>> correct.
>>
>> Indentation also works correctly.
>>
>> But it is very important for me to move between blocs of code (one of
>> the major reasons I have shifted to emacs ).
> Once we know what the relevant symbol, this will likely be fairly easy
> to track down and fix.
>
Here's the message from the buffer.
Symbol's function definition is void: beginning-of-python-def-or-class
Can you suggest what could this be?
I also tryed running emacs -Q for bare bones setting and this still happens.
Happy hacking.
Krishnakant.