Can't push. Any idea why?

[Augie Fackler]

On Nov 29, 2010, at 2:03 AM, Adrian Buehlmann wrote:

> On 2010-11-29 07:38, lumeng.dev at gmail.com wrote:
>> Can't push. Any idea why?
>> 
>> $ hg push ~/hg/repos/repotest
>> pushing to /home/usr1/lx/hg/repos/repotest
>> searching for changes
>> adding changesets
>> adding manifests
>> adding file changes
>> transaction abort!
>> rollback completed
>> abort: empty or missing revlog for DemoDevel/Project/._Foo.c
>> $
>> 
>> I have tried to remove all files starting with ._ and added ._* into
>> .hgignore.
> 
> In case you've executed a (non-Mercurial) command (shell or program)
> that searches through the file system's directory tree, removing all
> files starting with ._ and you did let recurse it inside the .hg
> directory (which contains Mercurial's private metadata inside .hg/store
> you shouldn't fiddle with yourself), then you probably have corrupted
> your repository's stored history by deleting files beginning with "._"
> inside .hg/store.

He probably copied it from a non-HFS filesystem to an HFS filesystem using Finder on OS X. That'd cause exactly this class of corruption.

> 
> Running 'hg verify' (please do that) will most likely tell you too that
> revlog files are missing.
> 
> You will need to restore that corrupted repository from a backup-ed one
> (that hopefully passes verify, which you hopefully made sure when
> creating the backup).
> 
> As a side note, the new repository format created for new repos by
> default since release 1.7 ("dotencode", use 'hg clone --pull' to convert
> older repos) by coincidence would have protected you from such a user
> error, since it happens to encode leading dots on filenames inside
> .hg/store. Which is not an excuse for failing to *not* touch files
> inside .hg/store though.
> 
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