jenkinsci/token-macro-plugin — pull request #4 by jniehus (2012-02-02 22:21:05+00:00)
Title: SQA needs to go find the Changelist at run time. 

So in an ideal world this macro should return a blank string in the case where the "File" has not been generated yet (does not exist). On the second pass to update the token the file will be there and we can proceed as normal