interface error at running embedded matlab

when i run my model, it's generate this error: MATLAB Function Interface Error: MATLAB expression 'mtimes' is not numeric. Block MATLAB Function (#19) While executing: none

i don't use any variable 'mtimes', do you have an ideato resolve it?

Answer 1

[Walter Roberson]

mtimes is the formal name of the algebraic matrix multiplication operator symbolized by "*" Somehow a reference to the function is being passed into a location where a number is expected. What is the content of your MATLAB Function Block ??