On-Demand Migration (ODM) fails to enable Calendar sharing task
Error: The Command you tried to run isn't currently allowed in your organization
There will be prompt to run the EnableOrganizationCustomization cmdlet before it can able to create or modify objects in Exchange Online organization (EXO)
This is a default setting in Exchange Online and mostly applicable with new Office365 Tenant's
Connect to Source and Target Exchange Online tenants respectively.
Execute the Exchange Online PowerShell cmdlet Enable-OrganizationCustomization and then run Calendar sharing from On-Demand Migration (ODM)
Note that this Enable-OrganizationCustomization cmdlet is required to be run once in Exchange Online organization.
Powershell Cmd: Enable-OrganizationCustomization -Confirm