macfuse @4.2.0_0 activation failure

[phoenixDownunder (Bruce Stephens)]

Bruces-iMac:~ bruce$ sudo port install ext4fuse
--->  Computing dependencies for ext4fuse
The following dependencies will be installed: 
 macfuse
 pkgconfig
Continue? [Y/n]: Y
--->  Activating macfuse @4.2.0_0
Error: Failed to activate macfuse: Image error: Source file /opt/local/var/macports/software/macfuse/mpextractwgL3O3Ku/opt/local/Library/Filesystems/macfuse.fs/Contents/Resources/._uninstall_macfuse.app does not appear to exist (cannot lstat it).  Unable to activate port macfuse.
Error: See /opt/local/var/macports/logs/_opt_local_var_macports_sources_rsync.macports.org_macports_release_tarballs_ports_fuse_macfuse/macfuse/main.log for details.
Error: Follow https://guide.macports.org/#project.tickets if you believe there
is a bug.
Error: Processing of port macfuse failed

Currently MacFuse 4.1.2 is installed via standard dmg install. Still doesn't install if MacFuse 4.1.2 is uninstalled. High Sierra 10.13.6 MacPorts Version 2.7.1