#50459: dyld-headers is obsolete! ---------------------------+-------------------------------- Reporter: oner.sufri@… | Owner: macports-tickets@… Type: defect | Status: closed Priority: Normal | Milestone: Component: ports | Version: 2.3.4 Resolution: invalid | Keywords: Port: | ---------------------------+-------------------------------- Comment (by tobefrank.yys@…): Here is the solution of your issue: https://gist.github.com/kotarella1110/4eae7868f8e59444e99d Generally speaking, you should uninstall dyld-headers and updated again. $ sudo port uninstall dyld-headers $ sudo port upgrade outdated -- Ticket URL: <https://trac.macports.org/ticket/50459#comment:2> MacPorts <https://www.macports.org/> Ports system for OS X