sql server - c#: Error on running the code -

while running code after successful compilation, have error

incorrect syntax near keyword 'end'.

though code formatted have error. someone, please me rectify problem. code below;

using system; using system.collections.generic; using system.componentmodel; using system.data; using system.drawing; using system.linq; using system.text; using system.threading.tasks; using system.windows.forms; using system.data.sqlclient;  namespace order {     public partial class form2 : form     {         public form2()         {             initializecomponent();         }         sqlconnection abc = new sqlconnection(@"data source=ipc\sqlexpress;initial catalog=nml;integrated security=true");          sqlcommand command = new sqlcommand();         //sqldatareader dataread = new sqldatareader();         private void button1_click(object sender, eventargs e)         {             abc.open();             command.commandtext = "insert tbl_rec(qcode,warp,ply,blend,tends,warp1,weft,end,pick,,width,weave1,weave2,tl) values('" + textbox2.text + "','" + textbox3.text + "','" + textbox4.text + "','" + textbox5.text + "','" + textbox6.text + "','" + textbox7.text + "','" + textbox8.text + "','" + textbox9.text + "','" + textbox10.text + "','" + textbox11.text + "','" + textbox12.text + "','" + textbox13.text + "','" + textbox14.text + "')";             command.connection = abc;             command.executenonquery();             abc.close();             messagebox.show("data saved successfully");             textbox2.clear();             textbox3.clear();             textbox4.clear();             textbox5.clear();             textbox6.clear();             textbox7.clear();             textbox8.clear();             textbox9.clear();             textbox10.clear();             textbox11.clear();             textbox12.clear();             textbox13.clear();             textbox14.clear();             datetimepicker1.value = datetime.now;         }         private void form2_load(object sender, eventargs e)         {             command.connection = abc;         }     } } 

your problem here in insert query. using 2 time coma should one.

,end,pick,,width,