I was randomly logged out without an error message, perhaps from a timeout (except I wasn't lagging)? I relogged and suddenly could no longer insert ore into my furnace; in its place was a red square. Removal remained possible, and restarting the game resolved the issue.
I was randomly logged out without an error message, perhaps from a timeout (except I wasn't lagging)? I relogged and suddenly could no longer insert ore into my furnace; in its place was a red square. Removal remained possible, and restarting the game resolved the issue.