# Re: TortoiseBlame error

From: Stefan Küng <tortoisesvn_at_gmail.com>
Date: Wed, 22 Apr 2009 18:37:04 +0200

webpost_at_tigris.org wrote:
> Yes, I can see the log for the file.
>
> I don't understand how blame can show anything useful for the empty
> file - it is empty!
>
> I also don't understand why I don't get the second debug dialog you

Ups - my fault: TortoiseBlame doesn't show that dialog :(

> I ran a few blames under ProcessMonitor. A successful one was started
> with the command line: "C:\Program
> Files\TortoiseSVN\bin\TortoiseBlame.exe" "E:\TEMP\svn1436.tmp.xml"
> "E:\TEMP\svn1437.tmp" "Giq.xml" /path:"D:/Dev/GIQ/ajax/Bin/Giq.xml"
>
> I have not been able to reproduce the problem with ProcessMonitor
> turned on. Is it possible this is a race condition where another
> process hasn't closed/unlocked the file before blame is trying to
> open it? Maybe process monitor slows blame down enough so the file is
> unlocked before it tries to open it?

That may be of course. But that would mean those files get blocked only
for a very short time, because TBlame is very lightweight and therefore
very fast until it starts accessing those files.

> I have encountered a problem like this before, where an anti-virus
> package was holding a file open (to scan it) and another program was
> unable to gain exclusive access to it. Just to make sure, I tried
> with my anti-virus (ESET NOD32) disabled, but was still able to
> reproduce the problem (provided I didn't run ProcessMonitor).

I added a small retry loop if the file(s) are not accessible immediately.
Can you try the next nightly build (>= r16238) tomorrow please?

Stefan

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