Two routes on my simbrief on always stays there

have two different routes in my simbrief when I down load on to my fmc the one that wont go away which is EGPH to EGLL the other one is any I try to install help

Hello, In some aircraft the route may be saved in your FMC database on your add-on. They may be duplicates in that folder that you may have to delete. I hope this answers your question. If not, can you please clarify the problem for me?