Property transfer [Missing match for Xpath]

Hi all.

I have promlem with Property transfer

My TestCase have 3 steps 

1) Test Reqest (reqest1.txt)

2) Property transfer (reqest1.txt - response1.txt)

3) Test Reqest 2 (reqest1.txt)

When I Run Property transfer log message "Missing match for Xpath [//requestID]"

If I check "set null on missing source" - transfer value = null

help me find mistake