I have an Add-in that I've developed for Excel online and Excel 2016 (e.g. a JavaScript add-in). It's worked fine up until last week. A lot of users have been complaining that they see #BUSY! when they try to use my custom formula. Sometimes, if they uninstall and reinstall the Add-in and close/reopen Excel it will work. In the online version of Excel I get a prompt everytime I open my sheet to click a button to "Trust this add-in". I haven't made any changes to the add-in for months and no reason on our end for this to occur. Was there an update on Excel's end that need
