You are trying to create a SAP Fiori Launchpad Space from Maintain Business Roles app and you get the following error:
"Items of type SAP Fiori Launchpad Spaces must not be edited in this system"
Reproducing the Issue
1. Go to Maintain Business Roles app
2. Click on any role to go to the detail
3. Click on edit
4. Click on Manage Launchpad Space
5. Select Create New Space and fill mandatory fields
6. Click on Create and Assign Space.
Error: "Items of type SAP Fiori Launchpad Spaces must not be edited in this system"
It is not possible to create SAP Fiori Launchpad Spaces in a Productive System
The button "Manage Launchpad Space" will be disabled in S/4HANA Cloud 2001
S/4HANA Cloud, Manage Launchpad Space, SAP Fiori Launchpad Spaces, new Space, 2008 , KBA , BC-SRV-APS-IAM , Identity and Access Management , CA-FLP-FE-DT , SAP Fiori Launchpad (Frontend Content Admin Tools) , Known Error