rebalancing 4-3 nodes in 7x dgm crashes memcached and rebalance fails with {mover_failed,{wrong_number_takeovers,0,1}}

If someone wants to take a look at this environment i will keep it around for another hour or so.
http://ec2-50-16-59-3.compute-1.amazonaws.com:8091/index.html#sec=log

Rebalance exited with reason {mover_failed,{wrong_number_takeovers,0,1}}
ns_orchestrator002 ns_1@10.108.39.85 12:46:21 - Sat Jun 4, 2011
Port server memcached on node 'ns_1@10.108.39.85' exited with status 137. Restarting. Messages: Suspend eq_tapq:replication_ns_1@10.192.138.240 for 5.00 secs
Suspend eq_tapq:rebalance_271 for 5.00 secs
Suspend eq_tapq:replication_ns_1@10.207.27.81 for 5.00 secs ns_port_server000 ns_1@10.108.39.85 12:46:21 - Sat Jun 4, 2011
Control connection to memcached on 'ns_1@10.108.39.85' disconnected: {{badmatch,
{error,
closed}},
[

{mc_client_binary, stats_recv, 4}

,

{mc_client_binary, stats, 4}

,

{ns_memcached, handle_call, 3}

,

{gen_server, handle_msg, 5}

,

{proc_lib, init_p_do_apply, 3}

]}