It is solved selling items
Solution: I put the query that te0x sent me, but I could not sell, and I realized that prices did not go up of 1, and I had to do manually and changed successfully. Now this solved. thank you all for your time.
UPDATE `armor` SET price=1000 where price = 0;
UPDATE `etcitem` SET price=1000 where price = 0;
UPDATE `weapon` SET price=1000 where price = 0;
UPDATE `custom_weapon` SET price=1000 where price = 0;
UPDATE `custom_armor` SET price=1000 where price = 0;