# Error: (11) AEROSPIKE\_ERR\_CLUSTER **URL:** \ **Category:** AQL\ **Created:** [March 5, 2015, 7:54am UTC](https://discuss.aerospike.com/t/error-11-aerospike-err-cluster/1016 "2015-03-05T07:54:46Z")\ **Posts on this page:** 3\ **Page:** 1
**Author:** ![wahaha](https://avatars.discourse-cdn.com/v4/letter/w/90ced4/32.png) [@wahaha](https://discuss.aerospike.com/u/wahaha)\ **Post date:** [March 5, 2015, 7:54am UTC](https://discuss.aerospike.com/t/error-11-aerospike-err-cluster/1016/1 "2015-03-05T07:54:46Z")
``` +-----------+----------------+----------------------+------------+------------+------------+---------------------+ | n_objects | set-enable-xdr | set-stop-write-count | ns_name | set_name | set-delete | set-evict-hwm-count | +-----------+----------------+----------------------+------------+------------+------------+---------------------+ | 318552 | "use-default" | 0 | "contract" | "contract" | "false" | 0 | | 1 | "use-default" | 0 | "message" | "udf_set" | "false" | 0 | | 1 | "use-default" | 0 | "message" | "files" | "false" | 0 | +-----------+----------------+----------------------+------------+------------+------------+---------------------+ 3 rows in set (0.000 secs) OK aql> select * from message.files Error: (11) AEROSPIKE_ERR_CLUSTER ``` ---
**Author:** ![raj](https://avatars.discourse-cdn.com/v4/letter/r/c0e974/32.png) [@raj](https://discuss.aerospike.com/u/raj)\ **Post date:** [March 5, 2015, 8:47am UTC](https://discuss.aerospike.com/t/error-11-aerospike-err-cluster/1016/2 "2015-03-05T08:47:48Z")
Wahaha, Are there migrations going on in the cluster. “Select \* …” is a set scan. Default configuration is to disallow scans to return result when migrations are going on. – R ---
**Author:** ![wahaha](https://avatars.discourse-cdn.com/v4/letter/w/90ced4/32.png) [@wahaha](https://discuss.aerospike.com/u/wahaha)\ **Post date:** [March 6, 2015, 2:40am UTC](https://discuss.aerospike.com/t/error-11-aerospike-err-cluster/1016/3 "2015-03-06T02:40:09Z")
thank you very much ~