error signing

hello, i have this errors: http://prntscr.com/o5xxxl


No profiles for '(APP BUNDLE identifer)' were found: Xcode couldn't find any iOS App Development provisioning profiles matching 'app bundle identifer'. (in target 'projectname')


and


Failed to create provisioning profile. There are no devices registered in your account on the developer website. Plug in and select a device to have Xcode register it. (in target 'project name')


how i fix this?