Does not contain a definition for and no extension method accepting a first argument of type could be found

Question

I\'ve looked around at some of the solutions to this problem but they don\'t seem to be the same as what I\'m experiencing.

Method that I\'m trying to call:

Answer 1

placeBets(betList, stakeAmt) is an instance method not a static method. You need to create an instance of CBetfairAPI first:

MyBetfair api = new MyBetfair();
ArrayList bets = api.placeBets(betList, stakeAmt);