i was trying to install my iphone application from testflight. it installs perfectly on few devices but in some after installing about 80 percent it gives an error \"Unable to d
I had similar issue. However, I was able to fix it when I updated my iPad timings to that of current. I just checked the device log and found that the time in the log was shown 2 years before.
Hope updating the device timing to the current time will fix the issue.