UTCI Recipe in HB Getting error (expected str, Got object 1$1)

Hello LB Commune

i was trying to simulate my model for UTCI recipe i got this error (expected str, Got object 1$1)

Plz help me i have attached the gh file and the rhino file


UTCI HB.3dm (27.6 KB)
UTCI-HB.gh (56.6 KB)