You are in the Projects or Versions initial view in the Open area.
...
1. Enter the project number of the project you want to open.
If you do not know the number of the project, you can find it by using the search function.
2. Choose Continue.
The system opens the project in the view in which you were last working. You can now edit the project (see Editing Project Structures).
...
1. Select the version type you want to open.
2. Enter a version number.
3. Enter the number of the project version you want to open.
The number of a snapshot is always the same as the number of the operational project it belongs to, whereas a simulation has its own number.
4. Choose Continue.
You can also open a project from the project list or favorites list.