You'll have to ask MS. Following site describes your error. As to why MS implemented it, I don't know

https://support.office.com/en-gb/art...1-92b0ec269e82


@ gebobs : long time no see , glad you're back . Still sore at the key?

__________________
Using O365 v2503 - Did you know you can thank someone who helped you? Click on the tiny scale in the right upper hand corner of your helper's post