Depreciation Accounting is created with Incorrect Combination and Tranferred to GL, how to rectify

Summary:
We ran Depreciation for the Migrated Assets and Submitted Create Accounting without Posting to GL.
Upon validation found that SLA Config is wrong and Account combination generated is incorrect

Accounting generated "Expense Code" with XYZ instead of ABC for all the Assets.
Please suggest us how this can it be handled

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