Originally Posted by
7free
Thanks for the responses.
But I just downloaded the
Round-The-World planner from OW website and when I insert my route plan there it also said that it is a valid routings. Is there something wrong I made?

or I have to remove 1 stopover from my itinerary?

The only mistake you are making is not accepting that (a) you are only allowed TWO stopovers in your continent of origin and (b) the tools are not perfect.
Yes, remove one stopover from your itinerary.