Simple Sample DOES NOT compile

 

The English notated version of tradingexpert-1.mq4 does not compile

- is this an expert waste of time or what?


https://book.mql4.com/samples/expert

 

How do you do that?


 

- The attached file below is the compileable version which is the debuged version that is found on the online book (copied from text, from the ONLINE book version)

(note: the downloadable book version is different and has bugs that won't allow a compile)

Files:
Reason: