Solution : https://service.sap.com/sap/support/notes/430092 (SAP Service marketplace login required)
Key words :
additional key words weak, system displays error message, 0b import support package 18, 1c import support package 10, function group rri2, 0b support package 18, 1c support package 10, bw support packages, hierarchy node variable, support package
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| 339476 | Tips & tricks for variables part III |