WorkflowsSales OrdersW161: Check if order channel is in useVersion: v1.0.0(int)On this pageW161: Check if order channel is in use Returns whether any SO references this channel. Used by the UI before exposing the delete action (W159). Steps Check channel usage. Call SalesOrders.isChannelInUse. Returns { inUse: boolean, soCount: number }. Business rules None. Errors None.