Rebalance failed initial call: ns_single_vbucket_mover:mover/6 pid: <0.17517.2> registered_name: [] exception error: {bulk_set_vbucket_state_failed,

Rebalance Failed on build-1554 for test:
./testrunner -i andrei.ini -t view.createdeleteview.CreateDeleteViewTests.rebalance_in_and_out_with_ddoc_ops,ddoc_ops=delete,test_with_view=True,num_ddocs=2,num_views_per_ddoc=3,items=2000

[error_logger:error] [2012-08-08 12:54:03] [ns_1@10.5.2.11:error_logger:ale_error_logger_handler:log_report:72]
=========================CRASH REPORT=========================
crasher:
initial call: ns_single_vbucket_mover:mover/6
pid: <0.17517.2>
registered_name: []
exception error: {bulk_set_vbucket_state_failed,
[{'ns_1@10.5.2.19',
{'EXIT',
{{{normal,
{gen_server,call,
[<20615.11732.0>,

{set_state,[],"k", [0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17, 18,19,20,21,22,23,24,25,26,27,28,29,30,31,32, 33,34,35,36,37,38,39,40,41,42,43,44,45,46,47, 48,49,50,51,52,53,54,55,56,57,58,59,60,61,62, 63,64,65,66,67,68,69,70,71,72,73,74,75,76,77, 78,79,80,81,82,83,84,85,86,87,88,89,90,91,92, 93,94,95,96,97,98,99,100,101,102,103,104,105, 106,108,109,110,111,112,113,114,115,116,117, 118,119,120,121,122,123,124,125,126,127]}

,
infinity]}},
{gen_server,call,