[MacPorts] #59335: Not able to update in Catalina

[MacPorts]

#59335: Not able to update in Catalina
------------------------+--------------------
 Reporter:  Protocol79  |      Owner:  (none)
     Type:  defect      |     Status:  new
 Priority:  Normal      |  Milestone:
Component:  ports       |    Version:  2.6.1
 Keywords:              |       Port:
------------------------+--------------------
 mitch at Raptor:~$ sudo port selfupdate
 --->  Updating MacPorts base sources using rsync
 MacPorts base version 2.6.1 installed,
 MacPorts base version 2.6.1 downloaded.
 --->  Updating the ports tree
 --->  MacPorts base is already the latest version

 The ports tree has been updated. To upgrade your installed ports, you
 should run
   port upgrade outdated
 mitch at Raptor:~$ sudo port upgrade outdated
 Warning: All compilers are either blacklisted or unavailable; defaulting
 to first fallback option
 Warning: All compilers are either blacklisted or unavailable; defaulting
 to first fallback option
 Warning: All compilers are either blacklisted or unavailable; defaulting
 to first fallback option
 Warning: All compilers are either blacklisted or unavailable; defaulting
 to first fallback option
 Warning: No port clang-9.0 found in the index.
 Warning: No port libcxx found in the index.
 Warning: No port curl found in the index.
 Warning: No port expat found in the index.
 Warning: No port zlib found in the index.
 Warning: No port bzip2 found in the index.
 Warning: No port libarchive found in the index.
 Warning: No port ncurses found in the index.
 Warning: No port libuv found in the index.
 Error: Problem while installing cmake
 Error: Follow https://guide.macports.org/#project.tickets to report a bug.
 mitch at Raptor:~$ sudo port clean cmake
 Warning: All compilers are either blacklisted or unavailable; defaulting
 to first fallback option
 --->  Cleaning cmake
 mitch at Raptor:~$

-- 
Ticket URL: <https://trac.macports.org/ticket/59335>
MacPorts <https://www.macports.org/>
Ports system for macOS