Solution : https://service.sap.com/sap/support/notes/740930 (SAP Service marketplace login required)
Key words : 
keycontentintegratormain ind ind ind ind ind 0 genericaskjavahomeandpasswords ind ind ind ind ind 0 usedecisiononci2installon, /platforms --> product availability matrix--> sap netweaver --> sap netweaver 04  --> jse platforms, 1   general   2   pre-installation   3   installation   4   post-installation ======================================================================= 1  general ------------------------<d035521, contents      =================    date   section  description-----------------------------------------------------------------------13/jan/06  3       error, jre/jdk versions15/jul/04  2       instguide correction, thedocumentation 'installation guide - install java components, copy installation cds / dvds manually, create <sapmnt>/<sapsid>/exe, space requirements <sapmnt>/<sapsid> 1, error message19/dec/04  3      error
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