On 13:25 Wed 08 Apr 2020, Jonathan Corbet wrote:
>On Wed, 8 Apr 2020 17:07:05 +0530
>Bhaskar Chowdhury <unixbhaskar@gmail.com> wrote:
>
>> Extension error:
>> Could not import extension cdomain (exception: cannot import name
>> 'c_funcptr_sig_re' from 'sphinx.domains.c'
>> (/usr/lib/python3.8/site-packages/sphinx/domains/c.py))
>> Apr 08 16:48:46 enabling CJK for LaTeX builder
>> Apr 08 16:48:46   CC      kernel/power/poweroff.o
>> make[1]: *** [Documentation/Makefile:81: htmldocs] Error 2
>> make: *** [Makefile:1549: htmldocs] Error 2
>> make: *** Waiting for unfinished jobs....
>
>This is weird, to say the least.  But I think the "python3.8" in the
>message above says everything you need to know.  If you're running with
>an unreleased version of Python, it's not entirely surprising that you
>might run into trouble with a complex package.
>
>jon

Thank you Jon...will investigate more and keep your suggestion in mind.

~Bhaskar