Error about Extensions

activities
#1

Hi all,

I got the file from my friend.
I have this issues when open it on my computer.

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image.png891x399 8.14 KB

When i check by this way, i can see name extensions “isNullOrEmpty” below.

image
Please help me in learn

#2

Hi @AKY,

Use the below code
string.IsNullorEmpty(TradeType.Trim)

Regards,
Arivu

#3

Thank you @arivu96
But i want to keep the code scource.
Can i fix with other way?

#4

TradeType.Trim<>""

#5

@arivu96
I see.
I just want to know the program error on my computer but not the other computer.
I do not want to edit anything, because I want to keep it to upload on the ochestrator for other computers to use to run.