Hi, it seems to me that this patch broke transmission-daemon (if gui is not installed).

Would that be OK if I patch it so it puts the "share/transmission" directory back in the default output?  (Which only contains  "public_html".)

It would look like
@@ -127,7 +127,7 @@ (define-public transmission
                 (lambda (dir)
                   (rename-file (string-append #$output "/share/" dir)
                                (string-append #$output:gui "/share/" dir)))
-                '("applications" "icons" "metainfo" "transmission"))
+                '("applications" "icons" "metainfo"))
               (rename-file
                (string-append #$output "/share/man/man1/transmission-gtk.1")
                (string-append #$output:gui "/share/man/man1/transmission-gtk.1"))))

Thanks,
Clément