OrderSend error 4111

The data got nothing to do with the error.

Next time add this code so you understand what error you get.

On top of your code :

#include <stdlib.mqh>

Then, do Print for error checking

int error = GetLatError();
Print ("Error number ",error," = ",ErrorDescription(error) );

And you will find that the error 4111 is "shorts are not allowed in the expert properties", which mean this :

And so you have to enable both long and short