Here’s the Akruto window with error:
https://drive.google.com/open?id=1dc4zTSWXMWnH_ib7pf_rLhnWvQ3G08Vi
The synch fails even after I have deleted the *recurring* calendar items from the PC and iPhone.
iPhone 6s Plus IoS 11.4.1
Lenovo X230t Win10 Pro 1803 (Build 17134.165)
Outlook v.1807 (Build 10325.20082lick-to-Run)–Office 365