Classic disconected then teleported

I was solo a raid when i was disconected, then try to reconnect and it freezed.When i restarted WoW i connected and i was in Oribos.How did this happen? i was in a raid, then i was at the inkeep in Oribos.And my quests in the right screen are no longer there.Does anyone know why this happened? via /r/wow https://ift.tt/3ob7O4w