Checking for unidentified items by crashing the server

I want to report a method of checking for unidentified items by crashing the server, here's how they do it.
Explanation
1 Identify items in your hideout by using Doryani vendor
2 Crash the instance using Power Siphon or Choir of the Storm with Frost Wall
3 Upon logging in back the items you identified will become unidentified again