Solution : https://service.sap.com/sap/support/notes/522156 (SAP Service marketplace login required)
Key words :
file <ipc_inst_dir>\doc\spc\modifying_ipc_services, file <ipc_inst_dir>\doc\spc\configurable_services, propertiessap ipc data loader service, folder <ipc_inst_dir>\lib\properties, backward slashes '\' wont work, propertiessap ipc server service, symptom ipc failure caused, jco dynamic link library, starting ipc nt services, affected ipc batch file
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