what is the problems when you convert Mql4 to Mql5

Dwi Sudarsono  

as I write in topic I think there are some problems face the traders when they convert EA from MT4 to MT5 

Whats the problems if you know write it

thank you

what's the error in your code?
Carl Schreiber  

Mabe you read this first:


and this:

Crossplatform for using in both environments:
https://www.mql5.com/en/users/iceron/publications // all
https://www.mql5.com/en/articles/7258  // last English one
https://www.mql5.com/en/code/16006     // Library MT4-Orders for MetaTrader 5

Migrating from MQL4 to MQL5
Migrating from MQL4 to MQL5
  • www.mql5.com
This article is a quick guide to MQL4 language functions, it will help you to migrate your programs from MQL4 to MQL5. For each MQL4 function (except trading functions) the description and MQL5 implementation are presented, it allows you to reduce the conversion time significantly. For convenience, the MQL4 functions are divided into groups, similar to MQL4 Reference.