iphone - Xcode ios app development code signing

Question

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

When I run my app into my iphone I have this Warning:

unable to build chain to self-signed root for signer "".

My application Installed in iphone but it closed suddenly.

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1 Answer

深蓝 · Answer 1 · 2021-10-17T03:06:55+0000

In my case,

1- Open Keychain Access

2- Select login, and click Certificates

3- Double click Apple Worldwide Developer Relations Certificate Authority

4- Open trust section, and set to "Use System Defaults" from "Always Trust"

5- Clean build folder and run