Memcached Buckets break the GUI in 1.6.0beta3.2b-28

When creating a memcached bucket, it doesn't seem to respond to GUI queries, see below:

Log:
Event Module Code Time
Server error during processing: ["web request failed",

{path,"/pools/default/overviewStats"}

,

{type,exit},
{what,
{noproc,
{gen_server,call,
[{'stats_archiver-default2', 'ns_1@127.0.0.1'}, {latest,hour,"default2",900}]}}},
{trace,
[{gen_server,call,2}, {menelaus_stats,invoke_archiver,3}, {menelaus_stats,grab_op_stats_body,4}, {menelaus_stats,grab_op_stats,2}, {menelaus_stats, '-handle_overview_stats/2-fun-0-',1}, {lists,map,2},{lists,map,2}, {menelaus_stats,handle_overview_stats,2}]}] menelaus_web019 11:51:37 - Sun Sep 19, 2010
Client-side error-report for user "Administrator" on node 'ns_1@127.0.0.1':
User-Agent:Mozilla/5.0 (Macintosh; U; Intel Mac OS X 10_6_4; en-US) AppleWebKit/534.3 (KHTML, like Gecko) Chrome/6.0.472.59 Safari/534.3
Browser client XHR failure encountered. (age: 720) Diagnostic info:
s: {"url":"/pools/default/buckets","global":true,"type":"GET","contentType":"application/x-www-form-urlencoded","processData":true,"async":true,"accepts":{"xml":"application/xml, text/xml","html":"text/html","script":"text/javascript, application/javascript","json":"application/json, text/javascript","text":"text/plain","_default":"*/*"},"timeout":5000,"dataType":"json"}
xhrStatus: error,
errMsg: undefined,
statusCode: 500,
responseText:
["Unexpected server error, request logged."]
menelaus_web102 11:51:37 - Sun Sep 19, 2010
Server error during processing: ["web request failed", {path,"/pools/default/buckets"},{type,exit}

,
{what,
{noproc,
{gen_server,call,
[

{'stats_archiver-default2', 'ns_1@127.0.0.1'}

,

{latest,minute,"default2",60}

]}}},
{trace,
[

{gen_server,call,2}

,

{menelaus_stats,invoke_archiver,3}

,

{menelaus_stats,grab_op_stats_body,4}

,

{menelaus_stats,grab_op_stats,2}

,

{menelaus_stats,basic_stats,2}

,

{menelaus_web_buckets,build_bucket_info,5}

,

{menelaus_web_buckets, '-handle_bucket_list/2-lc$^0/1-0-',3},{menelaus_web_buckets,'-handle_bucket_list/2-lc$^0/1-0-',3}

]}] menelaus_web019 11:51:36 - Sun Sep 19, 2010
Created bucket "default2" of type: memcached
menelaus_web012 11:51:36 - Sun Sep 19, 2010