Issue in Use lookup to display the field description

[eatwa2016_Eissa]

I face this message:
“Undefined array key “surrogate_employeeno” | Script: C:\Program Files\NetMake\v9-php81\wwwroot\scriptcase\devel\class\generator\nmFontePHPForm.class.php linha: 19204
Undefined array key “surrogate_employeeno” | Script: C:\Program Files\NetMake\v9-php81\wwwroot\scriptcase\devel\class\generator\nmFontePHPForm.class.php linha: 19227”

When I try to excute this code:

[lewis200]

I also have difficulty with this, because it thinks its an array
I just set the value to a variable such as

$EmpSurr = {SurrogateEmployeeNum};

and use the $ var in the statement