Most of the time I have no interface for empty blueprints. the error is not always there but most of the time. I have not yet found out what causes it. All other interfaces of LittleTiles work. Possibly also an error in connection with REI.
CreativeMD commented
Can you send me the log file? There has to be an error.
CreativeMD commented
I will close this issue due to inactivity. Feel free to respond here if it is still there.