For future reference, here you can check the status of the Cover Art Archives server. If you see a red line in the top-left graph, the server is experiencing difficulties. The only thing you can do in that case is wait until it is fixed.
For future reference, here you can check the status of the Cover Art Archives server. If you see a red line in the top-left graph, the server is experiencing difficulties. The only thing you can do in that case is wait until it is fixed.