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MQL4 installed in the disk C is necessary?

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jimyang
67
jimyang  

1. As title, did MQL4 installe in the disk C:\ is necessary ?

2. I copy my EA in C:\Program Files (x86)\MetaTrader 4 - RoboForex\MQL4\Experts
and copy library in C:\Program Files (x86)\MetaTrader 4 - RoboForex\MQL4\Libraries
but after compiled EA, all functions I created in own library got the error massage as fig.1, how to fix it?

Fig.1

Fig .1

Ubzen
5390
Ubzen  

To begin with, try using this folder instead.


jimyang
67
jimyang  

Dear ubzen :

I tried the step what you said, but it didn't work ....


In addition, I also tried the suggestion as follow reference,

Fig.2

but I can't see floder naming with "Instance_id" 3

Dose another solution I can try?

Ubzen
5390
Ubzen  
jimyang:

Dear ubzen :

I tried the step what you said, but it didn't work ....


In addition, I also tried the suggestion as follow reference,


but I can't see floder naming with "Instance_id"

Dose another solution I can try?

Yeah, you can try using the /Portable switch.

https://www.mql5.com/en/forum/149271/page17#904658.

jimyang
67
jimyang  

Hello ubzen :

I key in <space> /Portable command after Target, and recomplied my EA,the error message still exist .

4

What can I do?

whroeder1
15735
whroeder1  
jimyang: I key in <space> /Portable command after Target, and recomplied my EA,the error message still exist .
Did you exit the terminal and restart it using the shortcut, before recompiling?
jimyang
67
jimyang  
WHRoeder:
Did you exit the terminal and restart it using the shortcut, before recompiling?

Yes, I did.

But it still does't work .

I already study most of the reference in forum about old EA couldn't be compiling .

Dose someone know other way to slove this problem?

Simon Gniadkowski
Moderator
18021
Simon Gniadkowski  
jimyang:

Yes, I did.

But it still does't work .

I already study most of the reference in forum about old EA couldn't be compiling .

Dose someone know other way to slove this problem?

Please tell us the folder that you see when you click File > Open Data Folder ?
jimyang
67
jimyang  
RaptorUK:
Please tell us the folder that you see when you click File > Open Data Folder ?

The path I click from File > Open Data Folder as below

5

Alain Verleyen
Moderator
32848
Alain Verleyen  
jimyang:

Hello ubzen :

I key in <space> /Portable command after Target, and recomplied my EA,the error message still exist .

What can I do?

The good switch is /portable, not /Portable.
Simon Gniadkowski
Moderator
18021
Simon Gniadkowski  
jimyang:

The path I click from File > Open Data Folder as below

OK, it looks like you are using the correct folder structure.
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