Solution : https://service.sap.com/sap/support/notes/826256 (SAP Service marketplace login required)
Key words :
sap service marketplace quick link /swcat --> sap netweaver --> sap netweaver 04 --> sap netweaver 04 sr1, sap netweaver shipments contained sap netweaver support package stack 00, choose sap support packages -> sp stack download, install sap netweaver support package stacks 01, sap netweaver 2004 including support package stacks 01, latest sap netweaver support package stack, regularly update sap netweaver 2004 systems, additional platforms java system copy, sap netweaver 2004 install support release, installing sap netweaver 2004 support release 1