task state isn't reset after image snapshot

After creating an image snapshot I'm getting the following error when trying to do anything to the instance which I snapshotted. See the example below where 'holler' is my snapshot image (just created).

-----------------+
-bash-4.2# nova image-list
+--------------------------------------+---------+--------+--------------------------------------+
| ID | Name | Status | Server |
+--------------------------------------+---------+--------+--------------------------------------+
| 362de461-6ef9-4063-9bc9-82069bbc8eb3 | holler | ACTIVE | 2af49a10-4582-4889-8d76-c449b9bce378 |
| a849c092-94ea-4b1f-b2a2-827ebd5c1c76 | original | ACTIVE | |
+--------------------------------------+---------+--------+--------------------------------------+
-bash-4.2# nova list
+--------------------------------------+------+--------+--------------------+
| ID | Name | Status | Networks |
+--------------------------------------+------+--------+--------------------+
| 2af49a10-4582-4889-8d76-c449b9bce378 | test | ACTIVE | public=192.168.0.6 |
+--------------------------------------+------+--------+--------------------+
-bash-4.2# nova rebuild 2af49a10-4582-4889-8d76-c449b9bce378 362de461-6ef9-4063-9bc9-82069bbc8eb3
ERROR: Cannot 'rebuild' while instance is in task_state image_snapshot (HTTP 409) (Request-ID: req-768aaeff-1fc4-4824-99eb-d0f286e6f581)