When you run the upgrade scripts to go from eB 15.6.1 HF 354 to HF 370 and you get errors in the staged import database scripts.
The staging table definitions have changed for this hot fix. If you are upgrading from a previous version of SSIS you must drop the existing staging tables prior to running the database upgrade scripts.
Drop the existing staging tables and then run the Database upgrade the scripts. Refer readme of HF00368 for dropping the tables as its not mentioned in HF00370.