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  3. Plot expressions containing mathematical operations using...

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Plot expressions containing mathematical operations using SKILL

KGh94
KGh94 over 7 years ago

Hello,

I defined the expression " VNPP("/M0" "total") * 2 "  as an output in my assembler view. When extracting the output to a CSV using awvSaveToCSV( .. ), I get the error: *Error* error: basic_string:: _s_construct NULL not valid - nil. This problem happens when arithmetic operators exist in the expression.. Is there a known fix for this problem?

Any hints would be highly appreciated.

Best regards,
Karam

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  • Andrew Beckett
    Andrew Beckett over 7 years ago

    Well, I just tried using the same expression and passing the results of it to awvSaveToCSV, and it works fine. You'll need to provide more context on how you're using it.

    Andrew.

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