Slow to sort when printing report

Issue report by Rhino1

Product

FileMaker Pro

Version

13 server based

Operating system version

Mac

Description of the issue

Printing a report, it takes minutes (3-4) to sort before printing.
After it has sorted once, it then prints quickly from then on.
It appears to be the first time you print after opening filemaker.

Steps to reproduce the problem

Viewing report, press print button.

Expected result

Previously it would sort in seconds

Actual result

Sorting takes minutes, very frustrating.

Exact text of any error message(s) that appear

Sort, records remain to sort XXXX

Configuration information

FM13 V4
FMS 13
All mac OS

Workaround

NO

Screenshot