[Koha] Problems found

Hello, At koha intranet , opções system information (about koha) i get the fallowing on problems found: You got record, x,y,z,w on both tables biblio and deletedbiblio You got record, f,g,h,x on both items and deleteditems You got record, g,h,y on both tables issues e old_issues How can i solve this withouth causing database consistency issues. Best regards, Paulo Neto DSIGA / DPGI Tel. (+351) 21 844 2228 http://www.dgadr.gov.pt