how to fix error 5015
How do I fix error 1015 in my iPhone3G?
iPhone 3G
How do I fix error 1015 in my iPhone3G?
iPhone 3G
This is usually a result of the iPhone being hacked/jailbroken.
http://support.apple.com/kb/TS3694#error1015
Error 1015: This error is typically caused by attempts to downgrade the iPhone, iPad, or iPod touch's software. This can occur when you attempt to restore using an older .ipsw file. Downgrading to a previous version is not supported. To resolve this issue, attempt to restore with the latest iPhone, iPad, or iPod touch software available from Apple. This error can also occur when an unauthorized modification of the iOS has occurred and you are now trying to restore to an authorized, default state.
how to fix error 5015