Indicator not Working

Hi, I purchased the indicator but it`s not working. Here is the error I am getting as attached. When I attach the indicator nothing is drawn on the chart. When I change the time-frame, it is shown as removed on the journal. How do I resolve this?
George Thuo Njanga:
Hi, I purchased the indicator but it`s not working. Here is the error I am getting as attached. When I attach the indicator nothing is drawn on the chart. When I change the time-frame, it is shown as removed on the journal. How do I resolve this?

Contact the seller.

I did and it worked out. Thanks