Ambari schema upgrade failure as views destination path dir already exists

Upgrade path from 2.5.10 to 2.6.0.0-107
Error seen from the output of "ambari-server upgrade --verbose"

[ERROR STREAM]

Traceback (most recent call last):
File "/usr/sbin/ambari-server.py", line 950, in <module>
mainBody()
File "/usr/sbin/ambari-server.py", line 920, in mainBody
main(options, args, parser)
File "/usr/sbin/ambari-server.py", line 872, in main
action_obj.execute()
File "/usr/sbin/ambari-server.py", line 78, in execute
self.fn(*self.args, **self.kwargs)
File "/usr/lib/python2.6/site-packages/ambari_server/serverUpgrade.py", line 271, in upgrade
shutil.move(file, root_views_dir)
File "/usr/lib64/python2.6/shutil.py", line 250, in move
raise Error, "Destination path '%s' already exists" % real_dst
shutil.Error: Destination path '/var/lib/ambari-server/resources/views/work/../work' already exists

[EXIT CODE]