java - Having a access database conenction issue -


i'm working on login system compares user inputted values in access data , i'm having issues accessing database. error message dispayed "[microsoft][odbc microsoft access driver]could not find file'(unknown)'." appreciate help, thank you.

here code:

private void btnloginactionperformed(java.awt.event.actionevent evt) {                                            connection conn = null;     string sql="select username, password employeedetails";     try {             boolean found = false;             class.forname("sun.jdbc.odbc.jdbcodbcdriver");             conn = drivermanager.getconnection("jdbc:odbc:driver={microsoft access driver (*.mdb)};dbq=accountdetails.mdb");             statement stmt=conn.createstatement();             resultset rs = stmt.executequery(sql);             user = username.gettext();             string pwd = new string (password.getpassword());             while(rs.next()) {             string uname=rs.getstring("username");             string password=rs.getstring("password");             if ((user.equals(uname)) && (pwd.equals(password)))             {                 found = true;                  this.dispose();             }             }             if(found == false)             {                joptionpane.showmessagedialog(null,"username or password incorrect. please try again.");                username.settext("");                password.settext("");             }         }      catch (exception e){         joptionpane.showmessagedialog(this, e.getmessage());         }

}


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