This hotfix can be downloaded from the SFDC Customer Portal Web User Interface using your username and password for the TIBCO Support Web.
Once logged on you can find the hotfix under the Downloads Menu: "AvailableDownloads/ActiveFulfillment/4.0.2/Hotfix-4"

TIB_fom_4.0.2_HF-004.zip file includes the Readme file inside. 
Please unzip this file and look for the Readme file for Instruction on how to apply the hotfix.

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Closed Issues in 4.0.2_HF-004 (This Release)

AF-9178
Offer and Price Engine validation failed in TIBCO Fulfillment Order Management 4.0.2
after applying HF3.

AF-9171
Product crosslink affinity and the ProductRequiredFor (PRF) relationships did not work 
as expected. When multiple products with same plan fragment defined with affinity and 
same action, got more than one plan items instead of single plan item.

AF-9137
"Retry OPD" failed if Order Management Server was failed at any time between 
two retry attempts.

AF-9136
The reason for the ineligible price information was not supported.
A flag was introduced to get the specific reason for the ineligible price information.

AF-9120
In Oder Management Server UI, custom headers were not displayed. 

AF-9099
Even if there were no change in orderLine user-defined field while amendment,
REDO PlanItems were created for that orderLine. A flag was provided to disable parent 
items dependency impact functionality.

AF-9076
When a missing planItem had a dependent parent planItem, amendment failed 
with a null pointer exception. 

AF-9071
After amendment, sequencing did not work in REDO plan items.

AF-8703
The reason for the ineligible product information was not supported.
A flag was introduced to get the specific reason for the ineligible product information.