a strange problem

[xuzhe]

OrderSend(Symbol(),OP_BUY,1,Ask,3,0,0,"My order #2",16384,0,Green);

Here's my code.and i always get the error 129.

Version:4.00 Build:509

[William Roeder]

1. Are you doing multiple server calls per start() without RefreshRates()
2. Definitely not adjusting slippage for 4/5 digit brokers
   

[xuzhe]

RefreshRates() works! Thanks a lot