Actions such as read, write, set to complete and deletion of internal pricing is not supported for Sales Orders with Maintenance Mode Internal.
SAP Hybris Cloud for Customer
SAP Cloud Applications Studio
This is currently a limitation.
This is the current system behavior.
Sales Order, Internal Pricing deletion, Read,write, actions, set to complete. , KBA , LOD-LE-CQP-CO , Lean Sales Orders , Product Enhancement