rotfe toolbox error at the beginning

https://www.mathworks.com/matlabcentral/fileexchange/28563-rotor-dynamics-toolbox-rotfe when i want to run rotfe toolbox i got an error at the beginning . You can see the error below.

modeplot2 rz4 
"??? Undefined function or method 'modeplot2' for input arguments of type 'char'.
Error in ==> demo_rotfe at 29
modeplot2 rz4 "

I try fix the error but i can't. what is the solution? My Matlab version is 2010.

Answer 1

[Walter Roberson]

Did you

type rotfeini (in Matlab) to add all the underneath directory to the path

?

[Ali Ozyasamis]

yes i did but still dont work

[Walter Roberson]

Does

which -all modeplot2

return any results?

Does

pathtool

include the directory that has mode2plot2.m in it?

[Ali Ozyasamis]

thank you for your answers, i get the solution..