Changing plannerprofile for CJ42 -Subject Edited by ZZ

Question:
For cost planning in PS we use a planner profile defined in transaction S_ALR_87005852 named PLANPROF.
We use transaction CJR2 for costplanning ans transaction CJ42 for revenueplanning. SAP uses planner profile SAP103 for revenueplanning.
WHERE CAN I CHANGE THE PLANNERPROFILE FOR CJ42?! PLEASE HELP!
Answer:
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