Solution : https://service.sap.com/sap/support/notes/828978 (SAP Service marketplace login required)
Key words : 
>'/'<sca vendor>'/'<sca location>'/'<sca counter>' unknown, terms sdm sca update cvers reason, system component version store, zip installed j2ee engine, sdm command systemcomponentstate isexecuted, software component '<sca, sdm systemcomponentstate command, complete j2ee instance, sdm kit jar, warning logs occur
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