Webdriveragent: 未能载入软件包“WebDriverAgentRunner”，因为它已损坏或丢失必要的资源。 请尝试重新安装软件包。

[caiZhenAn]

2018-02-28 17:34:26.960746 WebDriverAgentRunner-Runner[351:22426] Running tests...
2018-02-28 17:34:27.189463 WebDriverAgentRunner-Runner[351:22426] 未能载入软件包“WebDriverAgentRunner”，因为它已损坏或丢失必要的资源。 请尝试重新安装软件包。
2018-02-28 17:34:27.189885 WebDriverAgentRunner-Runner[351:22426] (dlopen_preflight(/var/containers/Bundle/Application/C425876A-7DFF-483F-8D79-34FAA3E0E01A/WebDriverAgentRunner-Runner.app/PlugIns/WebDriverAgentRunner.xctest/WebDriverAgentRunner): Library not loaded: @rpath/RoutingHTTPServer.framework/RoutingHTTPServer
Referenced from: /private/var/containers/Bundle/Application/C425876A-7DFF-483F-8D79-34FAA3E0E01A/WebDriverAgentRunner-Runner.app/PlugIns/WebDriverAgentRunner.xctest/Frameworks/WebDriverAgentLib.framework/WebDriverAgentLib
Reason: no suitable image found. Did find:
/private/var/containers/Bundle/Application/C425876A-7DFF-483F-8D79-34FAA3E0E01A/WebDriverAgentRunner-Runner.app/PlugIns/WebDriverAgentRunner.xctest/Frameworks/WebDriverAgentLib.framework/Frameworks/RoutingHTTPServer.framework/RoutingHTTPServer: code signature invalid for '/private/var/containers/Bundle/Application/C425876A-7DFF-483F-8D79-34FAA3E0E01A/WebDriverAgentRunner-Runner.app/PlugIns/WebDriverAgentRunner.xctest/Frameworks/WebDriverAgentLib.framework/Frameworks/RoutingHTTPServer.framework/RoutingHTTPServer'
)

[marekcirkos]

I assume you try to start WDA on device. Did you set up code signing on all targets?

[789dry]

可以查看这个：https://www.cnblogs.com/grandyang/p/8203024.html