New view:
It's because scripting on the new, created site is turned off.
You need to:
1.Turn on scripting on the root Sharepoint settings:
2. Execute from the Powershell to turn on scripting for the new site:
Connect-SPOService https://YOURTENANTNAMEHERE-admin.sharepoint.com
Set-SPOsite https://YOURTENANTNAMEHERE.sharepoint.com/sites/YOURSITENAMEHERE -DenyAddAndCustomizePages 0