Sweden had a series of disasters like that in recent years. A few months ago one region tried to switch from their old healthcare system to something delivered by Oracle, but quickly had to roll back to the old system.
In 2021 an expensive system for schools in Stockholm was so bad that some parents got together and wrote an open source app to not have to use the bad official UI.
https://www.theregister.com/2024/11/27/oracle_cerner_project...
In 2021 an expensive system for schools in Stockholm was so bad that some parents got together and wrote an open source app to not have to use the bad official UI.
https://www.wired.com/story/sweden-stockholm-school-app-open...