How to deal with intercompany journal entries that only post to one account in an intercompany pair

Summary: We are in the testing phase of FCCS. We have intercompany pairs of accounts for which one is on the balance sheet, the other on the income statement. We have issues with journals correctly being posted to only one account in the intercompany pair. How do we deal with this in FCCS?

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For transactions where only one half of an intercompany pair of accounts will be used in a Fusion journal entry, which is appropriate for the transaction, and the balances need to remain as they are coming out of Fusion.