Hi Michel Kary,
Thank you for your patience.
From your question we understand that you are working on the following exercise : Exercise - Explore classification with Azure Machine Learning designer - Training | Microsoft Learn.
We have tried to complete the exercise and were successful in getting the Deployment State as Healthy. We suggest you to wait until you get the notification as successful which takes a lot of time depending on various factors. Please refresh the page after getting the notification and then you will get the Deployment State as Healthy.
Please reach out to us if you face any other issue.