Cryptopia exchange has issued a notice of the delisting of GoldReserve's XGR. The last day of the token on the exchange is set to April 29. The reason of the delisting is that XGR transitioning to an ERC-20 token standard. Unfortunately, the exchange has not been properly notified about this change in advance and the communication with the project is not clear. XGR holders are strongly advised to be cautious and investigate the developers' plans on the coin.
For ensuring safety and accessibility of the coin after the removal users are also advised to withdraw their funds immediately (as of March 29). The swap research is highly recommended.
XGR changed to be an ERC-20 token on the Ethereum Blockchain. There is a swap page (fork.goldreservecoin.com) where you can swap all the coins you have.
Excerpt from XGR developer's message
Cryptopia is not part of the swap and thus further details on whether the ERC-20 version of XGR will be listed is not clear. At the moment of publication, the GoldReserve market characteristics are as follows
Average price: $0.017326
Market cap: $297,506