lluminate\Database\QueryException
SQLSTATE[42S22]: Column not found: 1054 Unknown column 'return_purchases.purchase_id' in 'on clause' (SQL: select sum(return_purchases.grand_total) as aggregate from purchases inner join return_purchases on purchases.id = return_purchases.purchase_id where (purchases.supplier_id = 2 and purchases.payment_status = 1)) (View: /home/vol17_2/ultihost.net/ufhne_34544053/htdocs/resources/views/backend/supplier/index.blade.php)
fix the problem please
