Servo does not stop spinning

[qifang]

Hi! I am trying to replicate this:
http://docs.makeblock.com/halocode/en/examples/workshop-2.html#program-the-second-halocode

However, my servo starts, and does not stop spinning. Is there any function that can stop the servo?

Thank you!

[tech_support]

Did you follow the steps strictly?
If no, you may have a try.