[root@echelon ~]# rpm -e libgnomecanvas-2.14.0-5.fc7.x86_64
error: %postun(libgnomecanvas-2.14.0-5.fc7.x86_64) scriptlet failed, exit status 255
[root@echelon ~]# rpm -e libgnomecanvas-2.20.1-1.fc8.x86_64
error: %postun(libgnomecanvas-2.20.1-1.fc8.x86_64) scriptlet failed, exit status 255