I fixed this case by replacing update-eem.333 with update-cmm.333
which loads dtl.84 in the interim.  This should resolve Bernards
issue.


On Sun, Apr 24, 2016 at 1:36 PM, Levente Uzonyi <leves at caesar.elte.hu> wrote:
> On Sun, 24 Apr 2016, Chris Muller wrote:
>
>> ul.83 is not a direct ancestor of cmm.85, so I would like to know what
>> code is creating a mcd between those two and why..
>
>
> It's like that because you reverted the changes of dtl.84.
>
>>
>> The warning about serializing empty mcz is there because we never
>> found the bug which was serializing empty mcz's.  This warning is help
>> us identify when and why it occurs, and also to prevent the bug from
>> silently storing an empty mcz into the repository, possibly losing
>> code and/or causing harm to trunk.
>
>
> But in this case the mcd has to be empty, because the code is identical, so
> the warning is nothing but noise and a thing to block the automatic update.
>
> Levente
>
>
>>
>> On Sun, Apr 24, 2016 at 10:12 AM, Levente Uzonyi <leves at caesar.elte.hu>
>> wrote:
>>>
>>> In this case the code in ul-83 and cmm-85 is the same, so the diff is
>>> expected to be empty.
>>> I wonder why is there a warning in such cases.
>>>
>>> Levente
>>>
>>>
>>> On Sun, 24 Apr 2016, Bernhard Pieber wrote:
>>>
>>>> Dear fellow Squeakers,
>>>>
>>>> Here we go again. When I try to update the latest Squeak5.1-15113.image
>>>> from http://ftp.squeak.org/5.1alpha using the latest CogSpur.r3684 on OS
>>>> X
>>>> with an empty package-cache I run into the Warning "About to serialize
>>>> an
>>>> empty diffy version.“ This time with SMLoader-cmm.85(ul.83).mcd. I
>>>> wonder if
>>>> I am the only one.
>>>>
>>>> Cheers,
>>>> Bernhard
>>>>
>>>>> Am 07.08.2014 um 19:52 schrieb Eliot Miranda <eliot.miranda at gmail.com>:
>>>>>
>>>>> Hi Guys,
>>>>>
>>>>>     source.squeak.org/trunk's Morphic-eem.740(cmm.739).mcd is empty.
>>>>> How
>>>>> do we fix it?
>>>>>
>>>>> On a related note is there any way to get the updater to download full
>>>>> packages, avoiding the diffy versions?  e.g a preference?
>>>>> --
>>>>> best,
>>>>> Eliot
>>>>>
>>>>
>>>>
>>>
>>>
>>>
>>
>
>
>