Problem with online backup of some hg files

[Adrian Klaver]

On 06/10/2018 04:26 AM, Andrew Gillett wrote:
> I use Mozy online backup. After the recent Windows 10 1803 update, it 
> fails to back up some files in .hg folders, giving the error "Unable to 
> open file for backup". The only pattern I can see is that all of the 
> files that fail to back up have the extension i, d, or are named 
> "requires". However, some.i and .d files do back up successfully.

Seems the 1803 upgrade affected other backup systems also:

http://piunikaweb.com/2018/05/24/backup-sync-update-fixes-windows-10-1803-settings-bug/

> 
> I've been in touch with Mozy support – they are suggesting it's either 
> some issue with file permissions (but the files affected have normal 
> permissions), or with distributed COM errors that show up in my Windows 

Did the user change for the affected files?

> event log. They've told me to contact Mercurial support. Personally I 
> can't see any reason why the affected files can't be backed up – is 
> there anything special about these files or their permissions that I'm 
> not aware of?
> 



-- 
Adrian Klaver
adrian.klaver at aklaver.com