I know there been many post regarding this but happening every 2-5 minutes now. Appear to be occurring more often and can be resolve very easy by upgrading your infrastructure to support your player base. Seeing post from years ago that this was brought up but as guild wars 2 has grown definitely something that should be fixed or automated to not effect the players experience.
Not sure if this posted in the right spot but wanted to bring awareness. Because I'm seeing more and more people posting about it in map chat.
Plus you lose all your progress, if your on Dragon End, you get to the point of when your about to fight boom bam your transferred to another map.