manila rate-limits returns oslo_service.wsgi.PasteAppNotFound:

Running manila rate-limits after setting new limits as described on https://docs.openstack.org/manila/latest/admin/shared-file-systems-quotas.html#limits returns ERROR manila oslo_service.wsgi.PasteAppNotFound: Could not load paste app 'osapi_share' from /etc/manila/api-paste.ini in manila api logs.

Steps to reproduce

1.Copy and paste
limits = (POST, "*/shares", ^/shares, 120, MINUTE);(PUT, "*/shares", .*, 120, MINUTE);(DELETE, "*", .*, 120, MINUTE)
after the line
paste.filter_factory = manila.api.v1.limits:RateLimitingMiddleware.factory
in the /etc/manila/api-paste.ini file.

2.add the ratelimit to noauth, keystone, keystone_nolimit parameters in the [composite:openstack_share_api] and [composite:openstack_share_api_v2] groups in the /etc/manila/api-paste.ini file.
Use either of the two api-paste.ini files below.

api-paste.ini 1 ratelimit has been added as the last variable :http://paste.openstack.org/show/801252/

api-paste.ini 2 content from https://docs.openstack.org/manila/pike/admin/shared-file-systems-quotas.html has been pasted with existing lines commented out:http://paste.openstack.org/show/801253/

3.Run systemctl restart <email address hidden> in terminal to restart manila api.

4.Run manila rate-limits in terminal window to see manila rate-limits.

Expected result
+--------+------------+-------+--------+--------+----------------------+
| Verb | URI | Value | Remain | Unit | Next_Available |
+--------+------------+-------+--------+--------+----------------------+
| DELETE | "*" | 120 | 120 | MINUTE | 2015-10-20T15:17:20Z |
| POST | "*/shares" | 120 | 120 | MINUTE | 2015-10-20T15:17:20Z |
| PUT | "*/shares" | 120 | 120 | MINUTE | 2015-10-20T15:17:20Z |
+--------+------------+-------+--------+--------+----------------------+

Actual Result
ERROR: Internal Server Error (HTTP 500)

Environment
Backend used : ZFSOnLinux

Logs and Configs : http://paste.openstack.org/show/801125/