Hello guys,
i have a problem,too many guys couldn't solve it,i created a project and created a datagridview,in it i created a database file(MDF),and i used linq to write and read,like updating,deleting and adding records to my database,at last my project is finished but ,when i create a setup for it,after installing sql server 2008,.net client profile,... when i run my app and try to update it,it says database is readonly.i don't have this problem in debugor release mode,can anyone help me?i'm putting too much time to solve this problem.