Report: Changes in headstones (Last 90 days w.o. people

         Description: headstones: changes within the last 90 days (listing *without* linked individuals and *without* linked cemeteries)

Error: The syntax of the query run with this report (ID: 35) was incorrect, and as a result the report could not be run. Please contact the system administrator at John@rosique.net.

Query: select ID, description, notes, changedate FROM tng_headstones AS hs WHERE DATE_SUB(CURDATE(),INTERVAL 90 DAY)<=hs.changedate ORDER BY hs.changedate DESC
Error Message: