App on iphone 5 failed to install using itunes -

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i new iphone development. know in order make apps ios devices either need have developer account or jailbreak ios device. jailbroke iphone 5. made simple hello world app iphone , converted .ipa. when install via itunes, first see icon on iphone , see installing. after completion, pops message app failed install. how can fix problem? why not installing?

http://www.securitylearn.net/2012/12/26/build-ipa-file-using-xcode-without-provisioning-profile/

try it full , can directly run app on device


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