Solution : https://service.sap.com/sap/support/notes/974804 (SAP Service marketplace login required)
Key words :
kmc netweaver 04 kmc netweaver 04s reason, mentioned service pack stacks, originally selected completion condition, original completion condition, prerequisites affected versions, multi-step task, step loses, -submitted step, workflow template, confirmation
Related Notes :
1120557 | Requirements for Issue Handling in the Java Workflow Area |