[windows]unable to access primary view index after deletion of items

./testrunner -i /tmp/win_tuqvm.ini get-cbcollect-info=True,doc-per-day=6,skip_build_tuq=True,cbq_version=sherlock,standard_buckets=1 -t tuqquery.tuq_dml.DMLQueryTests.test_delete_where_clause_json,skip_load=True,items=20

single node kv+n1ql+index
2 buckets
successfully inserted using dml 20 documents
after that tried to delete some of them
delete from default where job_title="Engineer"
{u'status': u'errors', u'errors': [

{u'msg': u'Failed to access view keyspace default or view index missing', u'code': 13007}

], u'results': [], u'metrics':

{u'elapsedTime': u'2.046001s', u'executionTime': u'2.046001s', u'resultSize': 0, u'resultCount': 0, u'errorCount': 1}

, u'requestID': u'0a171d24-80ac-4997-9efa-f58b27e1e8c4', u'signature': None}