Quicktime Error 1856

Apple Quicktime Error -1856? | Yahoo … – So, since I upgraded to Windows 7, I cannot open ANYTHING in Quicktime. I get this error when I try to play a video, "Error -1856: an unknown error occurred."

So, since I upgraded to Windows 7, I cannot open ANYTHING in Quicktime. I get this error when I try to play a video, "Error -1856: an unknown error occurred."

How to Fix QuickTime 7 Error in Sony Vegas Pro 13.0Apple Quicktime Error -1856? | Yahoo … – So, since I upgraded to Windows 7, I cannot open ANYTHING in Quicktime. I get this error when I try to play a video, "Error -1856: an unknown error occurred."