Solution : https://service.sap.com/sap/support/notes/944720 (SAP Service marketplace login required)
Key words :
symptom kmc nw04 sp18 nw04 spstack installations, assign / overwrite acls merge acls / merge, config audit logging enhanced ap service, /usr/sap/<sapsid>/global/config/cm/, /saphelp_nw04/helpdata/en/44/b7057a34d91578e10000000a114a6b/frameset, /saphelp_nw04s/helpdata/en/44/b78bb67ca035ede10000000a1553f7/frameset, inherited acls assign inherited acls, j2ee sp18 ships version 3, avoid table lock situations, kmc nw04s sp9 upgrade
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