[MacPorts] #61103: qt5-qtbase @5.14.2_1:error:cannot be run on this version of macOS. Qt requires macOS 11.0.0 or later, you have macOS 10.16.0.

[MacPorts]

#61103: qt5-qtbase @5.14.2_1:error:cannot be run on this version of macOS. Qt
requires macOS 11.0.0 or later, you have macOS 10.16.0.
-------------------------+---------------------------------
  Reporter:  keke-cute   |      Owner:  MarcusCalhoun-Lopez
      Type:  defect      |     Status:  assigned
  Priority:  Normal      |  Milestone:
 Component:  ports       |    Version:  2.6.99
Resolution:              |   Keywords:  bigsur
      Port:  qt5-qtbase  |
-------------------------+---------------------------------

Comment (by Tatsh):

 Replying to [comment:26 kencu]:
 > consider tucking the 10.14 and 10.15 SDKs somewhere safe, and blowing
 out the whole CommandLineTools folder before you reinstall.
 >
 > Then replace the SDKs after if you need them (you should have the one to
 match you os version to make MP happy). (We sholud change base to have MP
 look for the next one first, possibly, but can-o-worms there...)
 >

 I did that and I am still getting this warning when trying to build qt5:

 {{{
 Warning: The macOS 11.0 SDK does not appear to be installed. Ports may not
 build correctly.
 Warning: You can install it as part of the Xcode Command Line Tools
 package by running `xcode-select --install'.
 }}}

 {{{
  $ xcode-select --install
 xcode-select: error: command line tools are already installed, use
 "Software Update" to install updates
 }}}

 {{{
  $ ls -la /Library/Developer/CommandLineTools/SDKs/
 total 0
 drwxr-xr-x 5 root wheel 160 2020-11-16 04:17:52 .
 drwxr-xr-x 5 root wheel 160 2020-11-16 04:16:51 ..
 lrwxr-xr-x 1 root wheel  14 2020-11-16 04:17:52 MacOSX.sdk ->
 MacOSX11.0.sdk
 drwxr-xr-x 8 root wheel 256 2020-07-09 12:33:42 MacOSX10.15.sdk
 drwxr-xr-x 7 root wheel 224 2020-10-19 16:39:42 MacOSX11.0.sdk
 }}}

-- 
Ticket URL: <https://trac.macports.org/ticket/61103#comment:27>
MacPorts <https://www.macports.org/>
Ports system for macOS