This looks like a vroute created plan, as every plan that I create via this way will always come up with an error. Maybe the FIR part at the beginning as this will show the Boundary that those waypoints are within.
[flightplan]
AppVersion=9.1.40901
title=EGLL London Heathrow to OMDB Dubai Intl
description=EGLL, OMDB
type=IFR
routetype=2
cruising_altitude=35000
departure_id=EGLL, N51* 28.65', W0* 27.68', +000083.00
departure_position=1
destination_id=OMDB, N25* 15.17', E55* 21.87', +000034.00
departure_name=London Heathrow
destination_name=Dubai Intl
waypoint.0=, EGLL, , EGLL, A, N51* 28.65', W0* 27.68', +000083.00,
waypoint.1=EGTT, DVR, , DVR, V, N51* 9.75', E1* 21.55', +000000.00,
waypoint.2=EGTT, DVR10, , DVR10, I, N51* 8.98', E1* 37.52', +000000.00, L9
waypoint.3=EBBU, KONAN, , KONAN, I, N51* 7.85', E2* 0.00', +000000.00, L9