Missing indexes in current requests

SELECT 
er.session_id,
er.blocking_session_id,
er.start_time,
er.status,
dbName = DB_NAME(er.database_id),
er.wait_type,
er.wait_time,
er.last_wait_type,
er.granted_query_memory,
er.reads,
er.logical_reads,
er.writes,
er.row_count,
er.total_elapsed_time,
er.cpu_time,
er.open_transaction_count,
er.open_transaction_count,
s.text,
qp.query_plan,
logDate = CONVERT(DATE,GETDATE()),
logTime = CONVERT(TIME,GETDATE())
FROM sys.dm_exec_requests er 
CROSS APPLY sys.dm_exec_sql_text(er.sql_handle) s
CROSS APPLY sys.dm_exec_query_plan(er.plan_handle) qp
WHERE 
CONVERT(VARCHAR(MAX), qp.query_plan) LIKE '%<missing%'


GO