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Since I installed OS X 10.7 Lion, I can not run my video (.avi). With the previous OS, I had no problem.The following message appears:" Document could not be opened. A required Codec isn't available". Thank for help

Since I installed OS X 10.7 Lion, I can not run my video (.avi). With the previous OS, I had no problem.The following message appears:" Document could not be opened. A required Codec isn't available"?

Thank for help

Mac Pro, Mac OS X (10.7)

Posted on Jul 28, 2011 8:12 AM

Reply
7 replies

Since I installed OS X 10.7 Lion, I can not run my video (.avi). With the previous OS, I had no problem.The following message appears:" Document could not be opened. A required Codec isn't available". Thank for help

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