Wednesday, March 3, 2010

Re: [Avid-L2] Repeated MC4.0.5 crashes. Random but Resilient.

practically nothing. no significant info in the logs.

what im finding now is that i can recreate it without the media, so i
can comfortably rule that out. i can literally subclip it down to 3
shots, make the sequence nothing but a couple of captured 23.98 shots,
take the media offline...

and as soon as i cut into the middle of the shot (won't happen if i
overwrite the entire thing) it errors out, crashes, done.


On Mar 3, 2010, at 10:46 AM, Bogdan Grigoresco wrote:

> Check the Avid Fatal Error reports folder, logs might shed some
> light over the actual issue.
>
> cheers,
> Bogdan Grigoresco
> www.finale.tv
>
> --- On Wed, 3/3/10, Jeff Drury <jtdgroups@gmail.com> wrote:
>
> From: Jeff Drury <jtdgroups@gmail.com>
> Subject: [Avid-L2] Repeated MC4.0.5 crashes. Random but Resilient.
> To: Avid-L2@yahoogroups.com
> Date: Wednesday, March 3, 2010, 4:26 PM
>
>
>
> Hi All.
>
> Wondering if any one has any further thoughts/insights into a rather
>
> big problem i am having:
>
> Basically, we have a project with a ton of mixed media. There is a lot
>
> of SD dv25 material, a good amount of material at 1080i (dnx145), but
>
> the "hero" footage is at 1080/23.98 (dnx36). Since there were all
>
> these mixed rates, we imagined it best to work at 1080i, even know the
>
> bulk of the cut would be at 23.98.
>
> And for reference, we're cutting commercials here. 30 to 60 seconds
>
> time. 4 video layers max. (one of those being a color effect and the
>
> other being a matte).
>
> However, we found after getting into the project that the media
>
> composer would crash often with segmentation faults while working with
>
> the 59i sequences. The crashes are rather random and happen during
>
> simple editting tasks. Trimming, overwrites, extract/splice in the
>
> timeline. They seem to get more frequent as time goes by.
>
> We have tried, as far as I can imagine, everything. Starting simple,
>
> we changed out the user, project, mcstate and site settings files. The
>
> project was on unity, but we moved that locally. We tried it with an
>
> adrenaline connected and without. Our other office tried it with a
>
> nitris. We tried Snow leopard and Leopard. We tried several completely
>
> different computers. Still got the errors.
>
> We've disabled and removed video tracks and audio tracks. Cleared all
>
> the renders, rerendered. Flat out removed every effect we could.
>
> If we unmount the media drives, the problem subsides...but of course
>
> it can be rather difficult to cut when you cant actually see the
>
> footage.
>
> Now that might make you think there is some media corruption issue,
>
> but we have the all of the media local and it was backed up to a
>
> different system immediately after being captured. In the rare case
>
> that I have found actual source media corruption, I have found that it
>
> shows read errors when backing up via retrospect. None of this media
>
> does. It's all clear of errors during copy and further the crashes can
>
> happen practically anywhere. No particilar clip fails alone. We also
>
> loaded the backup drive on to another computer, same issues.
>
> And no these are not FireWire drives either. Internal Sata.
>
> So, what has worked?
>
> So far...
>
> Since most of the current media being used was still 23.98 we deleted
>
> the mattes and modified the sequences over to 23.98. Created a new
>
> project at 23.98 and are working from there. It took a good amount of
>
> time to get all we needed moved over, but it's running. No crashes for
>
> the last 5 hours.
>
> My concern is though, we are going to have to start working with the
>
> 30i and 59i material shortly. It seems rather unkosher to me to try to
>
> work with that at 23.98. We are goin to see how it plays, but it's
>
> widely being seen as an issue.
>
> So, any thoughts? Why are these 59i sequences failing so regularly?
>
> Any way to work around?? I got a partner in the company and 4 intense
>
> clients right behind me waiting for an answer to the problem.
>
> Thanks.
>
> [Non-text portions of this message have been removed]
>
>
>

[Non-text portions of this message have been removed]

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