I did both - nothing worked. I can see the label if I hover over the reminder, but it does not show automatically in the calendar like it used to. I do see them if I go to :Show Full Calendar".
One other option left to us is to try copying your data file. Please note that doing so will disconnect all online services in the copied data file, and that it will be necessary to reactivate all online account connections, online Bill Manager services, and all online notifications in the new copy of the data file. Also, a new data set will be created in the new data file, should you intend to use that as your primary data file, going forward.
With that in mind, if you wish to continue, follow these steps, in order: