attempt to execute script as function

i am trying to implement edge detection for a given input image using the following code:

im1=edge(d,'sobel');

but am getting the error:

??? Attempt to execute SCRIPT edge as a
function:
C:\Users\Rick\Desktop\edge.m

Error in ==> edgedetect at 11
im1=edge(d,'sobel');

can anyone tell me why this is happening and how can I avoid it...

[Naga A]

You can check the following link:

http://www.mathworks.com/matlabcentral/answers/101304-why-do-i-get-the-error-message-attempt-to-execute-script-as-a-function

Answer 1

[Walter Roberson]

C:\Users\Rick\Desktop\edge.m is your own script, and it is interfering with calling the Mathworks-supplied edge() routine.