operation couldn't be completed. (CoreMediaErrorDomain error -42709.)
this error shows after update
He has been coming here for the last 10 days. Please!
please correct it as soon as possible
It would be useful to know some additional information about the error you are seeing. Have you filed a bug? Please post the bug number here and I will check the status for you.
I don't have enough information to recommend that you file a bug at this point, but I'm glad to take a look and see what I can recommend. Please provide a small test Xcode project and some directions for reproducing the problem you have described. You can do that in your reply by either providing a link to your test project or by attaching your test project as a .zip file.