Ok, I have tried with 20 level and it worked! But why it says "the entity uuid provided is in an invalid format" and not something like "no player found"?
Retried still doesn't work for me :/See screenshots
It is an example. Try to run
testfor @p[lm=10]
Alex Salemi
Ok, I have tried with 20 level and it worked!
But why it says "the entity uuid provided is in an invalid format" and not something like "no player found"?