IOS打包错误

上传到云端后打包保存，提示如下

xcode build 开始  

xcodebuild -sdk iphoneos8.1 -project 安装包制作目录Pandora.xcodeproj TARGETED_DEVICE_FAMILY="1,2"  
Build settings from command line:  
    SDKROOT = iphoneos8.1  
    TARGETED_DEVICE_FAMILY = 1,2  

=== BUILD TARGET Pandora OF PROJECT Pandora WITH THE DEFAULT CONFIGURATION (Release) ===  

Check dependencies  
Code Sign error: No codesigning identities found: No codesigning identities (i.e. certificate and private key pairs) that match the provisioning profile specified in your build settings (“distriButionRentCarManager”) were found.  
CodeSign error: code signing is required for product type 'Application' in SDK 'iOS 8.1'  

** BUILD FAILED **  

The following build commands failed:  
    Check dependencies  
(1 failure)