Solution : https://service.sap.com/sap/support/notes/1409804 (SAP Service marketplace login required)
Key words : 
\usr\sap\eqc\j00\j2ee\jspm\data\archives\javadvd\epruntime03_0, \usr\sap\sp0\j00\exe\sapjvm_6\bin, exit code=1 command line executed, relevant sap notes, sap netweaver java, default stack trace, generate serialization framework, 5 -encoding cp1252 caused, file specifiedat java, jdk bin directories
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