ui client side error when deleting the last view

Client-side error-report for user "Administrator" on node 'ns_1@10.113.13.121':
User-Agent:Mozilla/5.0 (Macintosh; Intel Mac OS X 10_6_7) AppleWebKit/534.30 (KHTML, like Gecko) Chrome/12.0.742.122 Safari/534.30
Browser client XHR failure encountered. (age: 15440) Diagnostic info:
s: {"url":"/couchBase/default/_design/%24dev_test_view_on_10k_docs-15020e9?rev=1-a7f7684bdfeef34ec3de8b24cb0ef240","isLocal":false,"global":true,"type":"DELETE","contentType":"application/x-www-form-urlencoded","processData":true,"async":true,"accepts":

{"xml":"application/xml, text/xml","html":"text/html","text":"text/plain","json":"application/json, text/javascript","*":"*/*","script":"text/javascript, application/javascript, application/ecmascript, application/x-ecmascript"}

,"contents":{},"responseFields":

{"xml":"responseXML","text":"responseText"}

,"converters":

{"text html":true}

,"jsonp":"callback","timeout":30000,"cache":false,"data":"{}","dataType":"json","dataTypes":["text","json"],"crossDomain":false,"hasContent":true}
xhrStatus: error,
errMsg: ,
statusCode: 0,
responseText: