Solution : https://service.sap.com/sap/support/notes/1416133 (SAP Service marketplace login required)
Key words : 
\usr\sap\cor\j80\j2ee\jspm\bootstrap\config\bootstrap_w¦, %java_cmd% -eawith%java_cmd% -ea -duser, $local_java -eawith$local_java -ea -duser, prerequisites jspm performs conversion, solution solution 1update jspm, 20 sp3 solution 2alternatively, input output exception, upper case letters, produce unexpected results, current os locale
Related Notes : 
       
| 1443834 | Central SAP Note JSPM 7.2 | 
| 1147119 | Central SAP Note JSPM 7.1 | 
| 891983 | JSPM: Central SAP Note SAP NetWeaver 7.0 AS Java |