The table ResidentGuide1-760097:1.000260:Tenant is not availableMORE INFO
Data table ‘Tenant’ is either inaccessible or empty.MORE INFO
This is often because the app creator replaced the spreadsheet used by the app. If you recently replaced the spreadsheet, you will need to connect your app to the new copy.
And how I do that?
In the app editor, go to Data > Tables, to the affected table, and re-choose the file and worksheet for the table, then save your changes.