problems with remote control in autocad 2015

[Andrea.Zep]

hi, I have a problem with the command in question, when I try to make a measure on a path, then activating the function "plus points" autocad 2015 answers:specify first point:
specify second point or [Più punti]: p
a point or keyword of an option is requiredBut I can't really measure. . Can anyone help me? ?

 

[Tristan]

instead of writing p write _m

 

[Andrea.Zep]

instead of writing p write _m

done! works! grazie:redface: