Index (zero based) must be greater than or equal to zero and less than the size of the argument list

Question

I am trying to create a new table in a database which has a name of checkout and a check number which ive put in {0}. But when I run the program it comes up with the error shown

Answer 1

You haven't passed a string to string.Format that it needs to place into your {0} place-holder. Are you missing a variable?

...string.Format("your long format string {0}", someMissingStringVar);