Could not launch “” Domain: IDEDebugSessionErrorDomain Code: 3 Failure Rea

Xcode error:
Could not launch “” Domain: IDEDebugSessionErrorDomain Code: 3 Failure Rea
before test has been on the iPhone, after changed the error as above.
Reason:
did not trust its own description management account when debugging a new device for the first time.
The solution:
in the description of the management and trust his account.

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