ID:268107 The selected member nodes of the bus added with Plug-In command are excluded from this operation. Please select a bus node of this type only.

CAUSE: You selected some member nodes of the bus added with the Add Nodes with Plug-In command and tried to copy, move or delete them. You can only copy, move and delete the whole bus as a complete entity.

ACTION: Select the whole bus when you copy, move and delete.