"Formula Parse Error" on cell O21 of Net Worth sheet. Cell O21 is the last column of the % Change row. Error has appeared in this cell for at least the last two months

Spreadsheets Google Sheets
1

I have a question about the Net Worth template from Tiller Community Solutions.

2

@lennyh You can try restoring to see if that fixes the problem.

3

Warren, thanks for your helpful tip. I upgraded the sheet and the problem is fixed.
Lenny