Please help

Can’t sell a stock please help

Idexq is showing me this message when I’m trying to sell it. The value of the company is zero dollar. I’m trying to sell it to make it realized loss so that I can get some tax benefit on this. Please suggest what to do.

Can’t sell a stock please help

Idexq is showing me this message when I’m trying to sell it. The value of the company is zero dollar. I’m trying to sell it to make it realized loss so that I can get some tax benefit on this. Please suggest what to do.