e.g.

sudo emerge -av =*sys-apps/portage-2.3.89-r3
<https://gitweb.gentoo.org/repo/gentoo.git/tree/sys-apps/portage/portage-2.3.89-r3.ebuild>*

?

I got (amongst tons of other stuff):

  * Error: The above package list contains packages which cannot be
  * installed at the same time on the same system.

   (app-portage/gentoolkit-0.4.2-r1:0/0::gentoo, installed) pulled in by
     app-portage/gentoolkit required by @selected

On 05/16/20 16:19, Jack wrote:
> On 5/16/20 8:53 AM, n952162 wrote:
>> I did an emerge --sync and then "emerge -v1 portage" and it blew up all
>> over the place.  Log in the attachment.
>>
>> How can I get things reestablished?  Or, does gentoo simply require a
>> smarter user than me, and I should go back to ubuntu?
>
> I think the bottom line is that Gentoo needs to be updated more often
> than yearly.  Others may also comment, but right now, I think a
> reinstall might be easier than working through all the problems,
> unless you are trying to learn more about how things work.
>
> My first question is why you have portage-9999 unmasked?  I suggest
> going for the lowest version currently in the tree.  I'm not sure if
> your first step should really be portage itself, or upgrading packages
> where the installed version is now masked due to security errors or
> being too out of date.
>
> Jack
>
>>
>>
>> On 05/14/20 23:36, Rich Freeman wrote:
>>> On Thu, May 14, 2020 at 5:10 PM n952162 <n952162@web.de> wrote:
>>>> On 05/14/20 22:46, Rich Freeman wrote:
>>>>> On Thu, May 14, 2020 at 4:13 PM n952162 <n952162@web.de> wrote:
>>>>>> Action: sync for repo: gentoo, returned code = 0
>>>>>>
>>>>>>     * An update to portage is available. It is _highly_ recommended
>>>>>>     * that you update portage now, before any other packages are
>>>>>> updated.
>>>>>>
>>>>>>     * To update portage, run 'emerge --oneshot portage' now.
>>>>> ...and?  Did you update portage as it was _highly_ recommended that
>>>>> you do so first?  What version of portage are you using? This appears
>>>>> on the top line of emerge --info.
>>>>>
>>>> $ emerge --info
>>>> Portage 2.3.49 (python 3.6.5-final-0, default/linux/x86/17.0,
>>>> gcc-7.3.0,
>>>> glibc-2.26-r7, 4.14.65-gentoo x86_64)
>>> That version of portage has been removed from the repo for over a year.
>>>
>>> I would update your system so that is current and then try again.  I
>>> believe that version of portage should still support EAPI 7 but there
>>> could be some other issue that is giving it problems with more recent
>>> packages in the tree.
>>>
>>
>