XCode疑难杂症:xcodebuild[479:16233] [MT] IDEDistribution...Error: E0776 ** EXPORT FAILED **

出现xcodebuild的生成错误时，可能原因是以下原因（请查看后面的错误提示是否与你的情况相同）：

IOS升级之后，在https://developer.apple.com后台看你的证书，有可能是Invalid（无效的），双击证书，重新编辑生 

成后，再到项目生成即可

 

错误信息： 

PAlient Error] Error: E0776 2018-11-12 11:11:39.405 xcodebuild[479:16233] [MT] IDEDistribution: -[IDEDistributionLogging _createLoggingBundleAtPath:]: Created bundle at path '/var/folders/p0/3_2fqb693q160pd43g0z423w0000gn/T/EversheetMultiDevice_2018-11-12_11-11-39.404.xcdistributionlogs'.

[PAClient Error] Error: E0776 2018-11-12 11:11:39.955 xcodebuild[479:16233] [MT] IDEDistribution: Step failed: : Error Domain=IDEDistributionSigningAssetStepErrorDomain Code=0 "Locating signing assets failed." UserInfo={NSLocalizedDescription=Locating signing assets failed., IDEDistributionSigningAssetStepUnderlyingErrors=(
[PAClient Error] Error: E0776     "Error Domain=IDEProfileQualificationErrorDomain Code=5 \"Provisioning profile \"Eversheet IOS\" doesn't include signing certificate \"iPhone Distribution: ".\" doesn't include signing certificate \"iPhone Distributio Co.,"., IDEProfileQualificationError_IncludedCerts=(\n    \"\"\n), IDEProfileQualificationError_MissingCerts={(\n    \n)}, IDEProfileQualificationError_Profile=}"
[PAClient Error] Error: E0776 )}

[PAClient Error] Error: E0776 ** EXPORT FAILED **