Error logged every 3 seconds about menelaus_web_alerts_srv

Couchbase Server (the public beta downloaded from couchbase.com) starts up but is logging errors every three seconds. Each one looks like this:

=ERROR REPORT==== 26-Sep-2012::12:29:29 ===
Error in process <0.1087.0> on node 'ns_1@127.0.0.1' with exit value: {{badmatch,none},[

{menelaus_web_alerts_srv,'-check/4-lc$^1/1-2-',2},{menelaus_web_alerts_srv,check,4},{lists,foldl,3},{menelaus_web_alerts_srv,'-handle_info/2-fun-0-',2}]}

[error] [<0.405.0>] {error_report,<0.63.0>,
{<0.405.0>,supervisor_report,
[{supervisor,{local,menelaus_sup}},
{errorContext,child_terminated},
{reason,
{{badmatch,none},
[{menelaus_web_alerts_srv, '-check/4-lc$^1/1-2-',2},
{menelaus_web_alerts_srv,check,4},
{lists,foldl,3},
{menelaus_web_alerts_srv, '-handle_info/2-fun-0-',2}]}},
{offender,
[{pid,<0.1077.0>},
{name,menelaus_web_alerts_srv},
{mfargs,
{menelaus_web_alerts_srv,start_link,[]}},
{restart_type,permanent},
{shutdown,5000},
{child_type,worker}]}]}}

=SUPERVISOR REPORT==== 26-Sep-2012::12:29:29 ===
Supervisor: {local,menelaus_sup}
Context: child_terminated
Reason: {{badmatch,none},
[{menelaus_web_alerts_srv,'-check/4-lc$^1/1-2-',2}

,

{menelaus_web_alerts_srv,check,4},
{lists,foldl,3},
{menelaus_web_alerts_srv,'-handle_info/2-fun-0-',2}]}
Offender: [{pid,<0.1077.0>},
{name,menelaus_web_alerts_srv},
{mfargs,{menelaus_web_alerts_srv,start_link,[]}},
{restart_type,permanent},
{shutdown,5000},
{child_type,worker}]


=PROGRESS REPORT==== 26-Sep-2012::12:29:29 ===
supervisor: {local,menelaus_sup}
started: [{pid,<0.1088.0>},
{name,menelaus_web_alerts_srv},
{mfargs,{menelaus_web_alerts_srv,start_link,[]}},
{restart_type,permanent},
{shutdown,5000},
{child_type,worker}]
[error] [emulator] Error in process <0.1094.0> on node 'ns_1@127.0.0.1' with exit value: {{badmatch,none},[{menelaus_web_alerts_srv,'-check/4-lc$^1/1-2-',2},{menelaus_web_alerts_srv,check,4}

,

{lists,foldl,3}

,

{menelaus_web_alerts_srv,'-handle_info/2-fun-0-',2}

]}