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Activity Forums Adobe After Effects Strange RAM preview issue

  • Strange RAM preview issue

    Posted by Ken on February 3, 2007 at 10:15 pm

    Just noticed this problem starting late last night. When I do a RAM preview I get strange frames that pop up where it looks like it is grabbing a frame from a few frames ahead or behind almost like if it was cached from before and ignored when it did the RAM preview. Looks like a weird type of studdering. It isn’t consistent at all but happens 9 or of 10 previews at some point or other. The actual clips themselves are fine and the frames that appear incorrectly are ok once the cache is cleared, but then the problem might appear somewhere else in the timeline. I’ve cleared the cached, restarted the machine, worked with only AE open and even disabled the layer cache in the “secret” pref (not that it should matter). I’m working with a few QT clips rendered from c4d.

    Anyone else have this issue? I’ve never had this problem til today and nothing has changed hardware or software wise.

    Thanks in advance!
    Ken

    Ken replied 19 years, 3 months ago 2 Members · 2 Replies
  • 2 Replies
  • Aharon Rabinowitz

    February 4, 2007 at 12:10 am

    try purging the ram cache before the preview. I get iussues like this on heavy projects…

    Edit > Purge > Image caches

    then do a ram preview.

    Some inages get held in the cache and even if you go to that frame it may not update. this will help that problem.

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  • Ken

    February 4, 2007 at 3:02 am

    Already ahead of you. I have this problem with cache wiped clean. This project is not heavy by any means…15 QT movies with the largest being 90 frames long or so. I’ve worked on files 20x larger than this with many gigs of QT movies with no issues. Could it be anything else?

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