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To unassign the approval group, replace it with another. Assign another approval group where it is assigned. Note that the replacement of an approval group requires approval by the outgoing approval group.
Example
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The Data Export approval group, Data Export AG, is to be deleted but we see it is currently assigned to Data Export.
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A new approval group, Recovery Group 2, was is assigned to Data Export which triggered the process of gathering approvals from Data Export AG.
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