MacPorts compatible with macOS 10.15 Catalina

Peter Hohmann peterhohmann at
Tue Oct 8 08:05:41 UTC 2019

So just reinstall even though there is no 10.15 version and using the 10.14 version instead?  	


"• Reinstall MacPorts base
After updating the development tools, install the base MacPorts system for your new platform, either from the appropriate installer or from source."

> Am 08.10.2019 um 09:57 schrieb Stephen J. Butler <stephen.butler at>:
> You should follow the instructions linked in the error message.
> On Tue, Oct 8, 2019 at 2:45 AM Peter Hohmann via macports-users <macports-users at> wrote:
> Hello,
> yesterday I updated my Mac Mini running macOS Mojave to macOS 10.15 Catalina. Macports might have been up to date before the migration from 10.14 to 10.15 (Macports 2.6.1, regularly updated via sudo port selfupdate), but after updating to 10.15 I get the error message
> Error: Current platform "darwin 19" does not match expected platform "darwin 18"
> Error: If you upgraded your OS, please follow the migration instructions:
> OS platform mismatch
>     while executing
> "mportinit ui_options global_options global_variations"
> Error: /opt/local/bin/port: Failed to initialize MacPorts, OS platform mismatch
> Is there a solution for the incompatibility? Unfortunately, I am not the expert for using the terminal and only use Macports for a few smaller applications. On the Macports website there are only installers up to macOS 10.14.
> Cheers Peter
> Translated with

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