Time : 12:19:08 SQLSTATE[23000]: Integrity constraint violation: 1052 Column 'party_id' in field list is ambiguous Raw SQL : select party_id,p_vacancy.adddate,p_vacancy.status,vacancy_id,title,description,fullname,category_name,customerid from p_vacancy,p_customers,p_vacancycat where p_vacancy.category_id=p_vacancycat.category_id and p_vacancy.customer_id=p_customers.customerid order by adddate DESC limit 0,20 Time : 12:19:02 SQLSTATE[23000]: Integrity constraint violation: 1052 Column 'party_id' in field list is ambiguous Raw SQL : select party_id,p_vacancy.adddate,p_vacancy.status,vacancy_id,title,description,fullname,category_name,customerid from p_vacancy,p_customers,p_vacancycat where p_vacancy.category_id=p_vacancycat.category_id and p_vacancy.customer_id=p_customers.customerid order by adddate DESC limit 0,20 Time : 12:18:55 SQLSTATE[23000]: Integrity constraint violation: 1052 Column 'party_id' in field list is ambiguous Raw SQL : select party_id,p_vacancy.adddate,p_vacancy.status,vacancy_id,title,description,fullname,category_name,customerid from p_vacancy,p_customers,p_vacancycat where p_vacancy.category_id=p_vacancycat.category_id and p_vacancy.customer_id=p_customers.customerid order by adddate DESC limit 0,20