can't create a couchbase bucket if bucket name starts with a number ( e.g 0replica )

creating a bucket with a name like 0replica_100e5d80-4334-44a2-9bb7-c64ea56d7fd9 goes through.

[menelaus:info] [2012-01-10 15:59:19] [ns_1@127.0.0.1:<0.8488.1>:menelaus_web_buckets:do_bucket_create:272] Created bucket "0replica_100e5d80-4334-44a2-9bb7-c64ea56d7fd9" of type: membase

but couchdb can not create databases files for these buckets

[user:info] [2012-01-10 15:59:20] [ns_1@127.0.0.1:<0.8580.1>:ns_memcached:terminate:351] Shutting down bucket "0replica_100e5d80-4334-44a2-9bb7-c64ea56d7fd9" on 'ns_1@127.0.0.1' for deletion
[error_logger:error] [2012-01-10 15:59:20] [ns_1@127.0.0.1:error_logger:ale_error_logger_handler:log_report:72]
=========================SUPERVISOR REPORT=========================
Supervisor:

{local,'single_bucket_sup-0replica_100e5d80-4334-44a2-9bb7-c64ea56d7fd9'}

Context: start_error
Reason: case_clause,{error,illegal_database_name,
[

{capi_ddoc_replication_srv,open_local_db,1}

,

{cb_generic_replication_srv,init,1}

,

{gen_server,init_it,6}

,

{proc_lib,init_p_do_apply,3}

]}
Offender: [

{pid,undefined}

,
{name,
{capi_ddoc_replication_srv,
"0replica_100e5d80-4334-44a2-9bb7-c64ea56d7fd9"}},
{mfargs,
{capi_ddoc_replication_srv,start_link,
["0replica_100e5d80-4334-44a2-9bb7-c64ea56d7fd9"]}},

{restart_type,permanent}

,

{shutdown,1000}

,

{child_type,worker}

]