sharepoint - Show items from all sites in this site collection not returning any data in content query webpart -

i using content query webaprt 'show items sites in site collection'. returning no data. site contain many data.

then have tried using 'show items following list:' , mention specific list. returns data on specific list. need data many list.

please advise!!

if wish display items "custom list" select "list type" "custom list" under "query" section.

after remove contents "link" field under "presentation > fields display" section.

save webpart , able view items custom lists.