Mindboards

Just noticed your help, thank you for the links they will be very useful for a number of reasons, unfortunately, it does not help me with the trouble I was having. Incidentally I closed the program and ran it again today and I did not have the same error message, so perhaps it was just necessary to ...

So the more I try to use the 2.1 software (which is all that is available now on the LEGO education website,) the worse it seems to work. Recently I have been finding this message appear while trying to place blocks into the palette: "Cannot find terminal hotpoint in wire (268D1D^+10080)" ...