3819704 - Why am I unable to deactivate a Parent Expense Type?

I'm trying to deactivate an expense type without parent, however the button is greyed out. How can I do this?

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Concur Expense > Expense Administration

Concur Expense all versions

I'm trying to deactivate an Expense Type without a parent. , KBA , CON-EXP-ADM-EXT , Expense Types , Problem

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