Boolean error : index and length must refer to a location within the string

I don’t know that what’s mean for those?

The robot can’t got the path from last step?

What is the expression you have in your Flow Decision?

Something like that? The robot created by my former colleague :smiling_face_with_tear:

I don’t know how to solve that.

can you debug until that error, and show us Report_No_Revise variable and Report_No has?


It’s trying to take the first 11 characters of Report_No_Revise, but the value isn’t 11 characters long.

@yu_anan Can you print Report_No_Revise and Report_No and share here