Upgrade from 19.10 to 20.04 failed - upgrade process broken

[Bret Busby]

On 08/05/2020, Bret Busby <bret.busby at gmail.com> wrote:
> On 08/05/2020, Paul Smith <paul at mad-scientist.net> wrote:
>> On Fri, 2020-05-08 at 19:27 +0000, Bret Busby wrote:
>>> Anyway, it appears better that I leave trying again to upgrade from
>>> 19.10 to 20.04, until 20.04.01 is released in July...
>>
>> You should not wait much longer than that, since 19.10 will go out of
>> support in July (non-LTS releases only get 9 months of support: you're
>> expected to get onto the next higher release within 3 months of it
>> becoming available).
>>
>> It's even possible that 20.04.1 will be delayed past the end of support
>> deadline for 19.10 in which case you'd be out of support for however
>> long the delay is.
>>
>> It's not generally expected that people who run non-LTS releases will
>> wait for the .1 release of an LTS.  It's expected that they'll update
>> within that first 3 month period, regardless.  After all, if you're not
>> on an LTS release presumably you're willing to endure some amount of
>> instability :).
>>
>> I expect UbuntuMATE is the same way, although I don't know much about
>> it so I can't say for sure.
>>
>
> After posting my last previous post, I thought the most appropriate
> thing for me to do, regarding this, would be to again start the
> distribution upgrade process, upon the computer upon which it went
> awry, and, take screenshots at each step, to show what I had observed,
> to publish the screenshots on one of my web sites, and post the link
> to the page linking to the screenshots, so they could be analysed.
>
> However, when I shut down all the open application windows, and ran
> the Software Updater, it came up with a different window, with a
> recommendation to perform a partial upgrade, so, I have commenced
> that, on that computer.
>
> When whatever will complete, has completed on that computer, I will
> try the upgrade from 19.10 to 20.04, on another computer, that is
> running 19.10, and I will observe, and record, the steps that occur,
> in that distribution upgrade attempt.
>
> It seems to me, that a good practice to apply, when performing (or,
> attempting to perform) a distribution upgrade, is to, from starting
> the process, take full desktop screenshots at each step, with, as I
> have done on the system that is currently upgrading (or, attempting to
> upgrade), the first screenshot being of a window showing the system
> description summary, from the System Profile And Benchmark package.
>
>
> --
> Bret Busby
> Armadale
> West Australia
> ..............
>

The partial upgrade appears to have completed successfully.

The system now shows as being 20.04 LTS.But, as had started happening
recently, recurred upon the system restart after the upgrade - "A
system program error has been detected. Report it?", with no
indication of which system program is the subject of the error
message, and no information about what is the error type.


-- 
Bret Busby
Armadale
West Australia
..............