"The crash belongs to a package that is not installed." ???

[Brendan Donegan]

On 25/09/12 15:54, Brian Murray wrote:
> On Tue, Sep 25, 2012 at 09:44:25AM +0200, Gabor Toth wrote:
>> Just a question here.
>>
>>  From time to time I get a system crash window popping up and saying
>> that there was a crash.  I click on send the report - of course - and
>> then it comes up with another window saying "The crash belongs to a
>> package that is not installed."
>>
>> I do not get it.  How can a package crash that is not even installed?
>> Can anyone light my way in this?
> Knowing what the contents of /var/crash is would be helpful in
> determining which application crashed.  For example:
>
> /var/crash/_usr_share_apport_apportcheckresume.1000.crash
>
> indicates the application /usr/share/apport/apportcheckresume crashed
> and I know that is a part of apport.  (You could check via dpkg -S
> /usr/share/apport/apportcheckresume.)  Then I can use apt-cache policy
> to see if apport is installed:
>
> apport:
>    Installed: 2.5.2-0ubuntu4
>    Candidate: 2.5.2-0ubuntu4
>
> --
> Brian Murray
> Ubuntu Bug Master
>
Something similar happens when the version of the package that crashed 
does not match the one in the archive. It is intended to stop bugs from 
being reported on old package versions, but the text is deeply 
confusing. I wonder is it that?