Solution : https://service.sap.com/sap/support/notes/1300205 (SAP Service marketplace login required)
Key words : 
---------------------< i024101 29/aug/05 >-----------------------------phase detect_start_release_components failsthe phase detect_start_release_components fails, phase start_j2ee_epthe bootstrap process fails, ---------------------------------------------------------------------- ii/ important general information --------------------------------------------------------------------- iii/ corrections, 0 including enhancement package 1 sr1 java, upgrade phases ----------------------< i024101 oct/21/08 >---------------------------error, live auction cockpit reason, prepare phases ----------------------< i035760 feb/25/08 >----------------------------, j2ee engine resources impossibleif, j2ee engine resources impossibleoct/21/08, upgrade -----------------------< i035253 jul/26/07 >---------------------------unix
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