Error: An App ID with identifier "*****" is not avaliable. Please enter a different string.
错误原因是这个bundle ID已经被别人提前占用了.这种错误一般发生在你运行别人的项目.
解决办法当然是修改你的bundle ID 了,修改bundle ID 会遇到一大堆问题,具体可参看这篇文章: http://blog.csdn.net/soindy/article/details/47184933
Error: An App ID with identifier "*****" is not avaliable. Please enter a different string.
原文：http://www.cnblogs.com/OIMM/p/5081922.html
