I can't reproduce this bug with the steps indicated in the bug report:


# Add a new rule that's valid:
stack@openstack2:/opt/stack/python-manilaclient$ manila access-allow be096291-27ea-47bc-a5a2-8b48884269a9 ip 1.1.1.0/24
+--------------+--------------------------------------+
| Property     | Value                                |
+--------------+--------------------------------------+
| access_key   | None                                 |
| share_id     | be096291-27ea-47bc-a5a2-8b48884269a9 |
| created_at   | 2017-08-02T14:23:03.000000           |
| updated_at   | None                                 |
| access_type  | ip                                   |
| access_to    | 1.1.1.0/24                           |
| access_level | rw                                   |
| state        | queued_to_apply                      |
| id           | 9549a577-266f-4200-aab5-b6a5516febf2 |
+--------------+--------------------------------------+

# Add an invalid rule:
stack@openstack2:/opt/stack/python-manilaclient$ manila access-allow be096291-27ea-47bc-a5a2-8b48884269a9 user test
+--------------+--------------------------------------+
| Property     | Value                                |
+--------------+--------------------------------------+
| access_key   | None                                 |
| share_id     | be096291-27ea-47bc-a5a2-8b48884269a9 |
| created_at   | 2017-08-02T14:23:10.000000           |
| updated_at   | None                                 |
| access_type  | user                                 |
| access_to    | test                                 |
| access_level | rw                                   |
| state        | queued_to_apply                      |
| id           | b093c1b0-f479-4b54-857a-b791bbb89a36 |
+--------------+--------------------------------------+

# Check access rules on the share:
stack@openstack2:/opt/stack/python-manilaclient$ manila access-list be096291-27ea-47bc-a5a2-8b48884269a9
+--------------------------------------+-------------+------------+--------------+--------+------------+----------------------------+------------+
| id                                   | access_type | access_to  | access_level | state  | access_key | created_at                 | updated_at |
+--------------------------------------+-------------+------------+--------------+--------+------------+----------------------------+------------+
| 9549a577-266f-4200-aab5-b6a5516febf2 | ip          | 1.1.1.0/24 | rw           | active | None       | 2017-08-02T14:23:03.000000 | None       |
| b093c1b0-f479-4b54-857a-b791bbb89a36 | user        | test       | rw           | error  | None       | 2017-08-02T14:23:10.000000 | None       |
+--------------------------------------+-------------+------------+--------------+--------+------------+----------------------------+------------+


# Check access_rules_status on the share:
stack@openstack2:/opt/stack/python-manilaclient$ manila list --columns id,status,access_rules_status
+--------------------------------------+-----------+---------------------+
| Id                                   | Status    | Access_Rules_Status |
+--------------------------------------+-----------+---------------------+
| be096291-27ea-47bc-a5a2-8b48884269a9 | available | error               |
+--------------------------------------+-----------+---------------------+


# Deny the correct rule:
stack@openstack2:/opt/stack/python-manilaclient$ manila access-deny be096291-27ea-47bc-a5a2-8b48884269a9 9549a577-266f-4200-aab5-b6a5516febf2


# Check rules on the share
stack@openstack2:/opt/stack/python-manilaclient$ manila access-list be096291-27ea-47bc-a5a2-8b48884269a9
+--------------------------------------+-------------+-----------+--------------+-------+------------+----------------------------+------------+
| id                                   | access_type | access_to | access_level | state | access_key | created_at                 | updated_at |
+--------------------------------------+-------------+-----------+--------------+-------+------------+----------------------------+------------+
| b093c1b0-f479-4b54-857a-b791bbb89a36 | user        | test      | rw           | error | None       | 2017-08-02T14:23:10.000000 | None       |
+--------------------------------------+-------------+-----------+--------------+-------+------------+----------------------------+------------+


# Check the access rules status:
stack@openstack2:/opt/stack/python-manilaclient$ manila list --columns id,status,access_rules_status
+--------------------------------------+-----------+---------------------+
| Id                                   | Status    | Access_Rules_Status |
+--------------------------------------+-----------+---------------------+
| be096291-27ea-47bc-a5a2-8b48884269a9 | available | error               |
+--------------------------------------+-----------+---------------------+