Answers.Body: <p>Had the same problem. Put a black solid in the background. It worked for me.</p>
  
Answers.ContentLicense: CC BY-SA 3.0
Answers.CreationDate: 2016-04-14T08:44:11.160Z
Answers.LastActivityDate: 2016-04-14T08:44:11.160Z
Answers.UserDisplayName: Ruben Monteiro
Body: <p>was wondering if any of you knew how to fix this issue. When I render my comp in After Effects, I see these weird glitches in the render (like black triangular spots of missing video).</p>
  
  <p>I have uploaded an example of the issue here: <div class="youtube-embed"><div>
                  <iframe width="640px" height="395px" src="https://www.youtube.com/embed/U6JlYaAqJQg?start=0"></iframe>
              </div></div></p>
  
Comments.ContentLicense: CC BY-SA 3.0
Comments.CreationDate: 2016-03-13T04:24:14.753Z
Comments.Text: I had something similar recently and - sorry to say - didn't find a solution. I assume in my case it was / is a bug in the effect used. It had to do with masks / alpha channel but since I needed to use a specific mask, I couldn't work around the bug.
Comments.UserDisplayName: Hans Meiser
Tags: <after-effects><animation-rendering>
Title: Weird glitches in After Effects render
UserDisplayName: CJT3
ThreadText: # Weird glitches in After Effects render
  
  (Asked by: username_0 on 2016-03-13)
  
  was wondering if any of you knew how to fix this issue. When I render my comp in After Effects, I see these weird glitches in the render (like black triangular spots of missing video).
  
  I have uploaded an example of the issue here:
  
  **Tags:** after-effects, animation-rendering
  
  > **Comments:**
  > **username_1**: I had something similar recently and - sorry to say - didn't find a solution. I assume in my case it was / is a bug in the effect used. It had to do with masks / alpha channel but since I needed to use a specific mask, I couldn't work around the bug.  
  
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  ## 1 answers
  
  ### Answer by username_2 on 2016-04-14. Score: 1
  
  Had the same problem. Put a black solid in the background. It worked for me.
  
  
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