Rathma Necro crashes everytime i'm in a team game

Everytime I use my Rathma Necro in a team event (Rift / GR) the game crashes and presents me with a code such as 9DBF160A-06A5-43AF-A4A1-D3C0745B990F Is there a way to see what the issue is?

This is a crash report id. Support can find the report if you post it on Technical Support forum, or enter a ticket.

They can help you to identify the issue.