The respective journals will complete even if they are not visible. I completed all alliance quests on a character before going to Coldharbour and completing the main quest. Then when I took Cadwell's quest it simply auto completed and turned it in twice in short order. Search uesp wikia to see what quest you're missing.
wyterice24b14_ESO wrote: »Look under your achievements, I believe it is quests & see what areas you have left there you will see the quests left to finish. I believe it is 4-5 main quests in each area you have to do for Cadwells Gold.