LP...

dataGridView1.Rows.RemoveAt(dataGridView1.Rows[dataGridView1.Rows.GetLastRow(0)].Index);

first: You must add System.Configuration to References. And add app.config <?xml version="1.0" encoding="utf-8" ?> <configuration> <configSections> </configSections> <connectionStrings> <add name="conStr" connectionString="Provider=Microsoft.ACE.OLEDB.12.0;Data Source=|DataDirectory|\Database1.accdb;Persist Security Info=True" providerName="System.Data.OleDb" /> </connectionStrings> </configuration> So example; using System.Configuration; string strcon = configurationManager.connectionString["conStr"].connectionString; it is your connection. You can change after your program install your computer.

string path; openFileDialog opendlg = new openFileDialog(); if(opendlg.showdialog() == DialogResult.ok) { path = opendlg.fileName; } sqlconnection conn = new sqlconnection("put your connection"); sqlcommand cmd = conn.createCommand(); try { conn.open(); cmd.commandText = "INSERT INTO ImagesStore (OriginalPath)values ('"+path+"')"; cmd.executeNonquery(); conn.close(); } catch(Exception e) { MessageBox.show(e.message); }

form_load: comboBox2.Enabled = false; comboBox1_SelectedIndexChanged(object sender, EventArgs e) { comboBox2.Enabled = true; }

Hello. if you can't add rows to bound datagridview, so i have one idea. First: create local variable Datatable table; Example: string strSQL = "..your code.."; string strcon="..your connection string.."; SqlDataAdapter da = new SqlDataAdapter(strSQL,strcon); SqlCommandBuilder cmdbldr = new SqlCommandBuilder(da); table = new DataTable(); da.Fill(table); BindingSource bs = new BindingSource(); …