Can not find SQL script StageMSS857.sql mentioned in UMSSps854-857.sql of Hot Fix Stat_6.2.0HF-b.

The following is on line 53 - 54 of UMSSps854-857.sql file delivered with hotfix b for 6.2.0

--  **  - In summary you should run this script UMSSps854-857 regardless if you ran the any of the above scripts
--  **  -    and in addition to this script you should run script StageMSS857.sql on your PeopleTools Staging database