because it has an invalid code s

使用还没有验证（没有交99$）的个人开发者账号，新建的一个APP，xcode编译后，在一台新ipad上，跑不起来，提示一下的错误：

Details

Could not launch “EncryptLib_Example”
Domain: IDEDebugSessionErrorDomain
Code: 3
Failure Reason: The operation couldn’t be completed. Unable to launch org.cocoapods.demo.EncryptLib-Example because it has an invalid code signature, inadequate entitlements or its profile has not been explicitly trusted by the user.
User Info: {
    DVTRadarComponentKey = 855031;
    RawLLDBErrorMessage = "The operation couldn\U2019t be completed. Unable to launch org.cocoapods.demo.EncryptLib-Example because it has an invalid code signature, inadequate entitlements or its profile has not been explicitly trusted by the user.";
}
 --


System Information

macOS Version 11.0.1 (Build 20B50)
Xcode 12.2 (17535) (Build 12B45b)
Timestamp: 2021-01-09T14:11:14+08:00

因为开发者账号没有验证，所以开发的APP不被信任，如果在ipad上点击APP来打开，会出现下面的提示：

解决办法很简单，到 设置 -> 通用 -> 设备管理 来信任对应的开发者。当然如果要上架AppStore，还是需要验证开发者的（交钱）。