Mathieu, I think one thing you might check for that changing partman doesn't "fix" is this: choose manual partitioning, create an ext4 filesystem for root, and nothing else. I believe you will then get this pop up as it will see the one ext4 partition, and no ESP.
Mathieu, I think one thing you might check for that changing partman doesn't "fix" is this: choose manual partitioning, create an ext4 filesystem for root, and nothing else. I believe you will then get this pop up as it will see the one ext4 partition, and no ESP.