devel/qt5-core upgrade failure

[Paul Beard]

--->  Listing the results (+:done / -:ignored / *:skipped / !:failed)
        + devel/qt5-qmake (qt5-qmake-5.11.2_1 -> qt5-qmake-5.12.0_1)
        + security/libgpg-error (libgpg-error-1.32_1 -> libgpg-error-1.33)
        + devel/qt5-buildtools (qt5-buildtools-5.11.2_1 -> qt5-buildtools-5.12.0_1)
        ! devel/qt5-core (qt5-core-5.11.2_2)    (uninstall error)


cd /usr/ports/devel/qt5-core
[root at www /usr/ports/devel/qt5-core]# make deinstall reinstall 
===>  Deinstalling for qt5-core
===>   Deinstalling qt5-core-5.11.2_2
Updating database digests format: 100%
Checking integrity... done (0 conflicting)
Deinstallation has been requested for the following 1 packages (of 0 packages in the universe):

Installed packages to be REMOVED:
        qt5-core-5.11.2_2

Number of packages to be removed: 1

The operation will free 9 MiB.
[1/1] Deinstalling qt5-core-5.11.2_2...
[1/1] Deleting files for qt5-core-5.11.2_2: 100%
===>  Installing for qt5-core-5.12.0
===>   Registering installation for qt5-core-5.12.0
pkg-static: Warning: @exec is deprecated, please use @[pre|post][un]exec
Installing qt5-core-5.12.0...