Error invalid associdate factor dynamo

[Darlitinoo]

i’m very new to revit why this error keep happening? Anyone can help pls.

[Marcel_Rijsmus]

is there a space after the backslash?

[Alban_de_Chasteigner]

Hi,

The backslash ( \ ) is an escape character in python and in codeblock.

You can use forward slash ‘/’ or double backslash \ \ instead.

[Darlitinoo]

Thanks so much, error has been solved with your help.