NWCONFIG-X-316: Existing data on ALL existing segments of volume name will be destroyed if you indicate Yes in the Confirm box that follows this message and you save volume changes when you exit from the (previous) volumes list.

NWCONFIG-X-316: Existing data on ALL existing segments of volume name will be destroyed if you indicate Yes in the Confirm box that follows this message and you save volume changes when you exit from the (previous) volumes list.

Source: NWCONFIG.NLM

Explanation: The volume will be deleted if you select Yes.

Action: Proceed as appropriate for your situation.