What does XL reference mean ?

XL reference is used to refer Test Step value from Test Sheet in TCD.

The XL reference itself contains the path, for Tosca to follow in order to find the value in the TestSheet.

Once this linking id sone, we will need to check the Template for errors in the XL references.

Syntax : 

{XL[<Level1>.<Level2>.<Level3>.<Level4>]}