Thank you very much @Jan-Carlos , that was exactly the solution. My contact person for Google Cloud Identity managed to do exactly what you described, and now I can finally access all platforms again.This is how I understood it for myself: If you use...

@Philipp_Schwarz wrote:It is also strange that although I can access my data sources in Looker Studio, the dashboards do not provide any figures (only an error message "Looker Studio cannot connect to your database"). If I use the same data source, f...

@Philipp_Schwarz wrote:I can NOT access and use the following applications / services in the browser: Display & Video 360, Google Marketing Platform, Google Company Profiles, Google Trends, Google Calendar, Cloud Skillsboost and certainly many more t...

Hello @Jan-Carlos Please excuse the late response, there have been some time-consuming projects at our company in the meantime and I haven't had time to look into the issue any further.Absolutely right, I was an unmanaged account until the migration ...