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New computer ,Inital mt5,Brent can not load But,XAUUSD ,EURUSD is All right. What is the matter

why test become slow more and more,after test more then on month!  what is then  most probable

Symbol EURUSD MarketInfo(Symbol(),MODE_STOPLEVEL) 20 OrderType: OP_SELL OrderOpenPrice: 1.13667 Bid: 1.1347 NewStoplossPrice: 1.13473 ------------------------------------------------------------------------------- this is my ordermodify parament

class test:CObject   {    int a;    int b;    int c;    string d;   } struct test   {    int a;    int b;    int c;    string d;

some times,mt4 ordersend will respone 10s ,the windowchart also no respone! Is mt4 have similar to OrderSendAsync like mt5

when i Create Database in mt4.How to Read\Write it? There have no comment at mt4 help,but exsist in mt5

i create a database in mt4! but i don't know how to use it? i only see mt4 function and void exsist

This has no onTrade event in mt4. so ,how to know pending order trigger

CTrendInf *td= new   CTrendInf; CTrendInf td= new   CTrendInf; what the different ? 

I want to save to save signal to office access? How to do

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enum ENUM_SG_PROFITSTATUS   {                 a =1,           b=2,                   c=3,       

class test { public:                      test(void);                     ~test(void);        int       

code is: int addMinutes=21; datetime dt="2021.02.27 01:50"; datetime dt2; dt2= dt+????????????????? How to do?? dt2=   "2021.02.27 02:11"; thanks

Attach is CDictonary Code.. i want enum every Key from anew Dic that I Dim, void   dicTest() {    CDictionary* dics = new CDictionary();    dics.AddObject( "a" , (CObject*) new CWord( "aa" ));   

1 is user A dataFile. 2 is user B dataFile.  i am user c. how can i  switch 1  or 2 datafile

i have 4 computer develop EA when i login ohter computer .this  computer   EA code will  Retreated lastest save statue.. the same statue exisist remote login computer. i want to know ,why

i have pc , E5-2650V2 2CPU,18core 36thread.. how can i set MT5 IT can use more core? on my Test, look like   use only on core。。。

Now, my singalPrice  is 1600.00,if breakOut,Bid is 1600.10,we can get  a singal. but and this time there will breakout 1600.00 even more than 60 timer at one miniute, how can i get the first one singal

when i test my mt4ea  use period M1 ，then  DATETIME IS :2015-01-01 TO 2015-12-31,then singal Arrow can show correct . then i switch M15,the chart  show after 2017-05-23 timeframe bar. but in my char,m1 and m15 is high quality. this is