linux_base-c7-7.4.1708_4 (copy failed)

[AN]

FreeBSD BSD_12 12.0-CURRENT FreeBSD 12.0-CURRENT #15 r331021: Thu Mar 15 
16:30:40 EDT 2018 
root at BSD_12:/usr/obj/usr/src/amd64.amd64/sys/MYKERNEL  amd64 1200060


FYI, update failed with:

--->  Deinstalling 'linux_base-c7-7.4.1708_4'
--->  Preserving /compat/linux/usr/lib/i686/nosegneg/libc.so.6 as 
/usr/local/lib/compat/pkg/libc.so.6
cp: symlink: libc-2.17.so: File exists
Copy failed!
[Reading data from pkg(8) ... - 919 packages found - done]
** Listing the failed packages (-:ignored / *:skipped / !:failed)
 	! linux_base-c7-7.4.1708_4	(copy failed)
--->  Uninstallation of linux_base-c7-7.4.1708_4 ended at: Thu, 15 Mar 
2018 17:31:49 -0400 (consumed 00:01:14)
--->  Upgrade of emulators/linux_base-c7 ended at: Thu, 15 Mar 2018 
17:31:49 -0400 (consumed 00:01:22)
--->  ** Upgrade tasks 2: 0 done, 4 ignored, 0 skipped and 2 failed
--->  Listing the results (+:done / -:ignored / *:skipped / !:failed)
 	- devel/py-setuptools at py27 (port directory error)
 	- graphics/py-cairo at py36 (port directory error)
 	- devel/py-gobject3 at py36 (port directory error)
 	- devel/py-setuptools at py36 (port directory error)
 	! devel/swig30 (swig13-1.3.40_1)	(install error)
 	! emulators/linux_base-c7 (linux_base-c7-7.4.1708_4)	(uninstall 
error)